133173680

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{461}}^1$

素因数の和:654

約数の個数: 80

約数和(自身を含む): 325854144

約数和(自身を除く): 192680464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 157, 184, 230, 314, 368, 460, 461, 628, 785, 920, 922, 1256, 1570, 1840, 1844, 2305, 2512, 3140, 3611, 3688, 4610, 6280, 7222, 7376, 9220, 10603, 12560, 14444, 18055, 18440, 21206, 28888, 36110, 36880, 42412, 53015, 57776, 72220, 72377, 84824, 106030, 144440, 144754, 169648, 212060, 288880, 289508, 361885, 424120, 579016, 723770, 848240, 1158032, 1447540, 1664671, 2895080, 3329342, 5790160, 6658684, 8323355, 13317368, 16646710, 26634736, 33293420, 66586840, 133173680]

約数ペア:

[(1, 133173680), (2, 66586840), (4, 33293420), (5, 26634736), (8, 16646710), (10, 13317368), (16, 8323355), (20, 6658684), (23, 5790160), (40, 3329342), (46, 2895080), (80, 1664671), (92, 1447540), (115, 1158032), (157, 848240), (184, 723770), (230, 579016), (314, 424120), (368, 361885), (460, 289508), (461, 288880), (628, 212060), (785, 169648), (920, 144754), (922, 144440), (1256, 106030), (1570, 84824), (1840, 72377), (1844, 72220), (2305, 57776), (2512, 53015), (3140, 42412), (3611, 36880), (3688, 36110), (4610, 28888), (6280, 21206), (7222, 18440), (7376, 18055), (9220, 14444), (10603, 12560)]