74186480

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{353}}^1$

素因数の和:474

約数の個数: 80

約数和(自身を含む): 180149184

約数和(自身を除く): 105962704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 71, 74, 80, 142, 148, 185, 284, 296, 353, 355, 370, 568, 592, 706, 710, 740, 1136, 1412, 1420, 1480, 1765, 2627, 2824, 2840, 2960, 3530, 5254, 5648, 5680, 7060, 10508, 13061, 13135, 14120, 21016, 25063, 26122, 26270, 28240, 42032, 50126, 52244, 52540, 65305, 100252, 104488, 105080, 125315, 130610, 200504, 208976, 210160, 250630, 261220, 401008, 501260, 522440, 927331, 1002520, 1044880, 1854662, 2005040, 3709324, 4636655, 7418648, 9273310, 14837296, 18546620, 37093240, 74186480]

約数ペア:

[(1, 74186480), (2, 37093240), (4, 18546620), (5, 14837296), (8, 9273310), (10, 7418648), (16, 4636655), (20, 3709324), (37, 2005040), (40, 1854662), (71, 1044880), (74, 1002520), (80, 927331), (142, 522440), (148, 501260), (185, 401008), (284, 261220), (296, 250630), (353, 210160), (355, 208976), (370, 200504), (568, 130610), (592, 125315), (706, 105080), (710, 104488), (740, 100252), (1136, 65305), (1412, 52540), (1420, 52244), (1480, 50126), (1765, 42032), (2627, 28240), (2824, 26270), (2840, 26122), (2960, 25063), (3530, 21016), (5254, 14120), (5648, 13135), (5680, 13061), (7060, 10508)]