516264080

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{2339}}^1$

素因数の和:2472

約数の個数: 80

約数和(自身を含む): 1253491200

約数和(自身を除く): 737227120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 89, 124, 155, 178, 248, 310, 356, 445, 496, 620, 712, 890, 1240, 1424, 1780, 2339, 2480, 2759, 3560, 4678, 5518, 7120, 9356, 11036, 11695, 13795, 18712, 22072, 23390, 27590, 37424, 44144, 46780, 55180, 72509, 93560, 110360, 145018, 187120, 208171, 220720, 290036, 362545, 416342, 580072, 725090, 832684, 1040855, 1160144, 1450180, 1665368, 2081710, 2900360, 3330736, 4163420, 5800720, 6453301, 8326840, 12906602, 16653680, 25813204, 32266505, 51626408, 64533010, 103252816, 129066020, 258132040, 516264080]

約数ペア:

[(1, 516264080), (2, 258132040), (4, 129066020), (5, 103252816), (8, 64533010), (10, 51626408), (16, 32266505), (20, 25813204), (31, 16653680), (40, 12906602), (62, 8326840), (80, 6453301), (89, 5800720), (124, 4163420), (155, 3330736), (178, 2900360), (248, 2081710), (310, 1665368), (356, 1450180), (445, 1160144), (496, 1040855), (620, 832684), (712, 725090), (890, 580072), (1240, 416342), (1424, 362545), (1780, 290036), (2339, 220720), (2480, 208171), (2759, 187120), (3560, 145018), (4678, 110360), (5518, 93560), (7120, 72509), (9356, 55180), (11036, 46780), (11695, 44144), (13795, 37424), (18712, 27590), (22072, 23390)]