64949800

素因数分解:

$2^3\times 5^2\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:251

約数の個数: 96

約数和(自身を含む): 158605920

約数和(自身を除く): 93656120

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 37, 40, 50, 67, 74, 100, 131, 134, 148, 185, 200, 262, 268, 296, 335, 370, 524, 536, 655, 670, 740, 925, 1048, 1310, 1340, 1480, 1675, 1850, 2479, 2620, 2680, 3275, 3350, 3700, 4847, 4958, 5240, 6550, 6700, 7400, 8777, 9694, 9916, 12395, 13100, 13400, 17554, 19388, 19832, 24235, 24790, 26200, 35108, 38776, 43885, 48470, 49580, 61975, 70216, 87770, 96940, 99160, 121175, 123950, 175540, 193880, 219425, 242350, 247900, 324749, 351080, 438850, 484700, 495800, 649498, 877700, 969400, 1298996, 1623745, 1755400, 2597992, 3247490, 6494980, 8118725, 12989960, 16237450, 32474900, 64949800]

約数ペア:

[(1, 64949800), (2, 32474900), (4, 16237450), (5, 12989960), (8, 8118725), (10, 6494980), (20, 3247490), (25, 2597992), (37, 1755400), (40, 1623745), (50, 1298996), (67, 969400), (74, 877700), (100, 649498), (131, 495800), (134, 484700), (148, 438850), (185, 351080), (200, 324749), (262, 247900), (268, 242350), (296, 219425), (335, 193880), (370, 175540), (524, 123950), (536, 121175), (655, 99160), (670, 96940), (740, 87770), (925, 70216), (1048, 61975), (1310, 49580), (1340, 48470), (1480, 43885), (1675, 38776), (1850, 35108), (2479, 26200), (2620, 24790), (2680, 24235), (3275, 19832), (3350, 19388), (3700, 17554), (4847, 13400), (4958, 13100), (5240, 12395), (6550, 9916), (6700, 9694), (7400, 8777)]