100061720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{3203}}^1$

素因数の和:3296

約数の個数: 64

約数和(自身を含む): 249143040

約数和(自身を除く): 149081320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 71, 88, 110, 142, 220, 284, 355, 440, 568, 710, 781, 1420, 1562, 2840, 3124, 3203, 3905, 6248, 6406, 7810, 12812, 15620, 16015, 25624, 31240, 32030, 35233, 64060, 70466, 128120, 140932, 176165, 227413, 281864, 352330, 454826, 704660, 909652, 1137065, 1409320, 1819304, 2274130, 2501543, 4548260, 5003086, 9096520, 10006172, 12507715, 20012344, 25015430, 50030860, 100061720]

約数ペア:

[(1, 100061720), (2, 50030860), (4, 25015430), (5, 20012344), (8, 12507715), (10, 10006172), (11, 9096520), (20, 5003086), (22, 4548260), (40, 2501543), (44, 2274130), (55, 1819304), (71, 1409320), (88, 1137065), (110, 909652), (142, 704660), (220, 454826), (284, 352330), (355, 281864), (440, 227413), (568, 176165), (710, 140932), (781, 128120), (1420, 70466), (1562, 64060), (2840, 35233), (3124, 32030), (3203, 31240), (3905, 25624), (6248, 16015), (6406, 15620), (7810, 12812)]