79144520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1279}}^1$

素因数の和:1327

約数の個数: 128

約数和(自身を含む): 232243200

約数和(自身を除く): 153098680

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 17, 20, 26, 28, 34, 35, 40, 52, 56, 65, 68, 70, 85, 91, 104, 119, 130, 136, 140, 170, 182, 221, 238, 260, 280, 340, 364, 442, 455, 476, 520, 595, 680, 728, 884, 910, 952, 1105, 1190, 1279, 1547, 1768, 1820, 2210, 2380, 2558, 3094, 3640, 4420, 4760, 5116, 6188, 6395, 7735, 8840, 8953, 10232, 12376, 12790, 15470, 16627, 17906, 21743, 25580, 30940, 33254, 35812, 43486, 44765, 51160, 61880, 66508, 71624, 83135, 86972, 89530, 108715, 116389, 133016, 152201, 166270, 173944, 179060, 217430, 232778, 282659, 304402, 332540, 358120, 434860, 465556, 565318, 581945, 608804, 665080, 761005, 869720, 931112, 1130636, 1163890, 1217608, 1413295, 1522010, 1978613, 2261272, 2327780, 2826590, 3044020, 3957226, 4655560, 5653180, 6088040, 7914452, 9893065, 11306360, 15828904, 19786130, 39572260, 79144520]

約数ペア:

[(1, 79144520), (2, 39572260), (4, 19786130), (5, 15828904), (7, 11306360), (8, 9893065), (10, 7914452), (13, 6088040), (14, 5653180), (17, 4655560), (20, 3957226), (26, 3044020), (28, 2826590), (34, 2327780), (35, 2261272), (40, 1978613), (52, 1522010), (56, 1413295), (65, 1217608), (68, 1163890), (70, 1130636), (85, 931112), (91, 869720), (104, 761005), (119, 665080), (130, 608804), (136, 581945), (140, 565318), (170, 465556), (182, 434860), (221, 358120), (238, 332540), (260, 304402), (280, 282659), (340, 232778), (364, 217430), (442, 179060), (455, 173944), (476, 166270), (520, 152201), (595, 133016), (680, 116389), (728, 108715), (884, 89530), (910, 86972), (952, 83135), (1105, 71624), (1190, 66508), (1279, 61880), (1547, 51160), (1768, 44765), (1820, 43486), (2210, 35812), (2380, 33254), (2558, 30940), (3094, 25580), (3640, 21743), (4420, 17906), (4760, 16627), (5116, 15470), (6188, 12790), (6395, 12376), (7735, 10232), (8840, 8953)]