64909100

素因数分解:

$2^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{331}}^1$

素因数の和:435

約数の個数: 72

約数和(自身を含む): 147834288

約数和(自身を除く): 82925188

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 50, 53, 74, 100, 106, 148, 185, 212, 265, 331, 370, 530, 662, 740, 925, 1060, 1324, 1325, 1655, 1850, 1961, 2650, 3310, 3700, 3922, 5300, 6620, 7844, 8275, 9805, 12247, 16550, 17543, 19610, 24494, 33100, 35086, 39220, 48988, 49025, 61235, 70172, 87715, 98050, 122470, 175430, 196100, 244940, 306175, 350860, 438575, 612350, 649091, 877150, 1224700, 1298182, 1754300, 2596364, 3245455, 6490910, 12981820, 16227275, 32454550, 64909100]

約数ペア:

[(1, 64909100), (2, 32454550), (4, 16227275), (5, 12981820), (10, 6490910), (20, 3245455), (25, 2596364), (37, 1754300), (50, 1298182), (53, 1224700), (74, 877150), (100, 649091), (106, 612350), (148, 438575), (185, 350860), (212, 306175), (265, 244940), (331, 196100), (370, 175430), (530, 122470), (662, 98050), (740, 87715), (925, 70172), (1060, 61235), (1324, 49025), (1325, 48988), (1655, 39220), (1850, 35086), (1961, 33100), (2650, 24494), (3310, 19610), (3700, 17543), (3922, 16550), (5300, 12247), (6620, 9805), (7844, 8275)]