79651520

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{467}}^1$

素因数の和:538

約数の個数: 112

約数和(自身を含む): 209690208

約数和(自身を除く): 130038688

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 41, 52, 64, 65, 80, 82, 104, 130, 160, 164, 205, 208, 260, 320, 328, 410, 416, 467, 520, 533, 656, 820, 832, 934, 1040, 1066, 1312, 1640, 1868, 2080, 2132, 2335, 2624, 2665, 3280, 3736, 4160, 4264, 4670, 5330, 6071, 6560, 7472, 8528, 9340, 10660, 12142, 13120, 14944, 17056, 18680, 19147, 21320, 24284, 29888, 30355, 34112, 37360, 38294, 42640, 48568, 60710, 74720, 76588, 85280, 95735, 97136, 121420, 149440, 153176, 170560, 191470, 194272, 242840, 248911, 306352, 382940, 388544, 485680, 497822, 612704, 765880, 971360, 995644, 1225408, 1244555, 1531760, 1942720, 1991288, 2489110, 3063520, 3982576, 4978220, 6127040, 7965152, 9956440, 15930304, 19912880, 39825760, 79651520]

約数ペア:

[(1, 79651520), (2, 39825760), (4, 19912880), (5, 15930304), (8, 9956440), (10, 7965152), (13, 6127040), (16, 4978220), (20, 3982576), (26, 3063520), (32, 2489110), (40, 1991288), (41, 1942720), (52, 1531760), (64, 1244555), (65, 1225408), (80, 995644), (82, 971360), (104, 765880), (130, 612704), (160, 497822), (164, 485680), (205, 388544), (208, 382940), (260, 306352), (320, 248911), (328, 242840), (410, 194272), (416, 191470), (467, 170560), (520, 153176), (533, 149440), (656, 121420), (820, 97136), (832, 95735), (934, 85280), (1040, 76588), (1066, 74720), (1312, 60710), (1640, 48568), (1868, 42640), (2080, 38294), (2132, 37360), (2335, 34112), (2624, 30355), (2665, 29888), (3280, 24284), (3736, 21320), (4160, 19147), (4264, 18680), (4670, 17056), (5330, 14944), (6071, 13120), (6560, 12142), (7472, 10660), (8528, 9340)]