71375330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:339

約数の個数: 64

約数和(自身を含む): 145152000

約数和(自身を除く): 73776670

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 89, 130, 155, 178, 199, 310, 398, 403, 445, 806, 890, 995, 1157, 1990, 2015, 2314, 2587, 2759, 4030, 5174, 5518, 5785, 6169, 11570, 12338, 12935, 13795, 17711, 25870, 27590, 30845, 35422, 35867, 61690, 71734, 80197, 88555, 160394, 177110, 179335, 230243, 358670, 400985, 460486, 549041, 801970, 1098082, 1151215, 2302430, 2745205, 5490410, 7137533, 14275066, 35687665, 71375330]

約数ペア:

[(1, 71375330), (2, 35687665), (5, 14275066), (10, 7137533), (13, 5490410), (26, 2745205), (31, 2302430), (62, 1151215), (65, 1098082), (89, 801970), (130, 549041), (155, 460486), (178, 400985), (199, 358670), (310, 230243), (398, 179335), (403, 177110), (445, 160394), (806, 88555), (890, 80197), (995, 71734), (1157, 61690), (1990, 35867), (2015, 35422), (2314, 30845), (2587, 27590), (2759, 25870), (4030, 17711), (5174, 13795), (5518, 12935), (5785, 12338), (6169, 11570)]