1640759850

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{97}}^1\times {\mathrm{37589}}^1$

素因数の和:37704

約数の個数: 72

約数和(自身を含む): 4453738380

約数和(自身を除く): 2812978530

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 97, 150, 194, 225, 291, 450, 485, 582, 873, 970, 1455, 1746, 2425, 2910, 4365, 4850, 7275, 8730, 14550, 21825, 37589, 43650, 75178, 112767, 187945, 225534, 338301, 375890, 563835, 676602, 939725, 1127670, 1691505, 1879450, 2819175, 3383010, 3646133, 5638350, 7292266, 8457525, 10938399, 16915050, 18230665, 21876798, 32815197, 36461330, 54691995, 65630394, 91153325, 109383990, 164075985, 182306650, 273459975, 328151970, 546919950, 820379925, 1640759850]

約数ペア:

[(1, 1640759850), (2, 820379925), (3, 546919950), (5, 328151970), (6, 273459975), (9, 182306650), (10, 164075985), (15, 109383990), (18, 91153325), (25, 65630394), (30, 54691995), (45, 36461330), (50, 32815197), (75, 21876798), (90, 18230665), (97, 16915050), (150, 10938399), (194, 8457525), (225, 7292266), (291, 5638350), (450, 3646133), (485, 3383010), (582, 2819175), (873, 1879450), (970, 1691505), (1455, 1127670), (1746, 939725), (2425, 676602), (2910, 563835), (4365, 375890), (4850, 338301), (7275, 225534), (8730, 187945), (14550, 112767), (21825, 75178), (37589, 43650)]