25274240

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1$

素因数の和:160

約数の個数: 128

約数和(自身を含む): 67417920

約数和(自身を除く): 42143680

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 32, 34, 40, 46, 64, 68, 80, 85, 92, 101, 115, 128, 136, 160, 170, 184, 202, 230, 272, 320, 340, 368, 391, 404, 460, 505, 544, 640, 680, 736, 782, 808, 920, 1010, 1088, 1360, 1472, 1564, 1616, 1717, 1840, 1955, 2020, 2176, 2323, 2720, 2944, 3128, 3232, 3434, 3680, 3910, 4040, 4646, 5440, 6256, 6464, 6868, 7360, 7820, 8080, 8585, 9292, 10880, 11615, 12512, 12928, 13736, 14720, 15640, 16160, 17170, 18584, 23230, 25024, 27472, 31280, 32320, 34340, 37168, 39491, 46460, 50048, 54944, 62560, 64640, 68680, 74336, 78982, 92920, 109888, 125120, 137360, 148672, 157964, 185840, 197455, 219776, 250240, 274720, 297344, 315928, 371680, 394910, 549440, 631856, 743360, 789820, 1098880, 1263712, 1486720, 1579640, 2527424, 3159280, 5054848, 6318560, 12637120, 25274240]

約数ペア:

[(1, 25274240), (2, 12637120), (4, 6318560), (5, 5054848), (8, 3159280), (10, 2527424), (16, 1579640), (17, 1486720), (20, 1263712), (23, 1098880), (32, 789820), (34, 743360), (40, 631856), (46, 549440), (64, 394910), (68, 371680), (80, 315928), (85, 297344), (92, 274720), (101, 250240), (115, 219776), (128, 197455), (136, 185840), (160, 157964), (170, 148672), (184, 137360), (202, 125120), (230, 109888), (272, 92920), (320, 78982), (340, 74336), (368, 68680), (391, 64640), (404, 62560), (460, 54944), (505, 50048), (544, 46460), (640, 39491), (680, 37168), (736, 34340), (782, 32320), (808, 31280), (920, 27472), (1010, 25024), (1088, 23230), (1360, 18584), (1472, 17170), (1564, 16160), (1616, 15640), (1717, 14720), (1840, 13736), (1955, 12928), (2020, 12512), (2176, 11615), (2323, 10880), (2720, 9292), (2944, 8585), (3128, 8080), (3232, 7820), (3434, 7360), (3680, 6868), (3910, 6464), (4040, 6256), (4646, 5440)]