38509218560

素因数分解:

$2^8\times 5^1\times {\mathrm{71}}^1\times {\mathrm{643}}^1\times {\mathrm{659}}^1$

素因数の和:1394

約数の個数: 144

約数和(自身を含む): 93828430080

約数和(自身を除く): 55319211520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 256, 284, 320, 355, 568, 640, 643, 659, 710, 1136, 1280, 1286, 1318, 1420, 2272, 2572, 2636, 2840, 3215, 3295, 4544, 5144, 5272, 5680, 6430, 6590, 9088, 10288, 10544, 11360, 12860, 13180, 18176, 20576, 21088, 22720, 25720, 26360, 41152, 42176, 45440, 45653, 46789, 51440, 52720, 82304, 84352, 90880, 91306, 93578, 102880, 105440, 164608, 168704, 182612, 187156, 205760, 210880, 228265, 233945, 365224, 374312, 411520, 421760, 423737, 456530, 467890, 730448, 748624, 823040, 843520, 847474, 913060, 935780, 1460896, 1497248, 1694948, 1826120, 1871560, 2118685, 2921792, 2994496, 3389896, 3652240, 3743120, 4237370, 5843584, 5988992, 6779792, 7304480, 7486240, 8474740, 11687168, 11977984, 13559584, 14608960, 14972480, 16949480, 27119168, 29217920, 29944960, 30085327, 33898960, 54238336, 58435840, 59889920, 60170654, 67797920, 108476672, 120341308, 135595840, 150426635, 240682616, 271191680, 300853270, 481365232, 542383360, 601706540, 962730464, 1203413080, 1925460928, 2406826160, 3850921856, 4813652320, 7701843712, 9627304640, 19254609280, 38509218560]

約数ペア:

[(1, 38509218560), (2, 19254609280), (4, 9627304640), (5, 7701843712), (8, 4813652320), (10, 3850921856), (16, 2406826160), (20, 1925460928), (32, 1203413080), (40, 962730464), (64, 601706540), (71, 542383360), (80, 481365232), (128, 300853270), (142, 271191680), (160, 240682616), (256, 150426635), (284, 135595840), (320, 120341308), (355, 108476672), (568, 67797920), (640, 60170654), (643, 59889920), (659, 58435840), (710, 54238336), (1136, 33898960), (1280, 30085327), (1286, 29944960), (1318, 29217920), (1420, 27119168), (2272, 16949480), (2572, 14972480), (2636, 14608960), (2840, 13559584), (3215, 11977984), (3295, 11687168), (4544, 8474740), (5144, 7486240), (5272, 7304480), (5680, 6779792), (6430, 5988992), (6590, 5843584), (9088, 4237370), (10288, 3743120), (10544, 3652240), (11360, 3389896), (12860, 2994496), (13180, 2921792), (18176, 2118685), (20576, 1871560), (21088, 1826120), (22720, 1694948), (25720, 1497248), (26360, 1460896), (41152, 935780), (42176, 913060), (45440, 847474), (45653, 843520), (46789, 823040), (51440, 748624), (52720, 730448), (82304, 467890), (84352, 456530), (90880, 423737), (91306, 421760), (93578, 411520), (102880, 374312), (105440, 365224), (164608, 233945), (168704, 228265), (182612, 210880), (187156, 205760)]