201105680

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{977}}^1$

素因数の和:1104

約数の個数: 80

約数和(自身を含む): 488968704

約数和(自身を除く): 287863024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 83, 124, 155, 166, 248, 310, 332, 415, 496, 620, 664, 830, 977, 1240, 1328, 1660, 1954, 2480, 2573, 3320, 3908, 4885, 5146, 6640, 7816, 9770, 10292, 12865, 15632, 19540, 20584, 25730, 30287, 39080, 41168, 51460, 60574, 78160, 81091, 102920, 121148, 151435, 162182, 205840, 242296, 302870, 324364, 405455, 484592, 605740, 648728, 810910, 1211480, 1297456, 1621820, 2422960, 2513821, 3243640, 5027642, 6487280, 10055284, 12569105, 20110568, 25138210, 40221136, 50276420, 100552840, 201105680]

約数ペア:

[(1, 201105680), (2, 100552840), (4, 50276420), (5, 40221136), (8, 25138210), (10, 20110568), (16, 12569105), (20, 10055284), (31, 6487280), (40, 5027642), (62, 3243640), (80, 2513821), (83, 2422960), (124, 1621820), (155, 1297456), (166, 1211480), (248, 810910), (310, 648728), (332, 605740), (415, 484592), (496, 405455), (620, 324364), (664, 302870), (830, 242296), (977, 205840), (1240, 162182), (1328, 151435), (1660, 121148), (1954, 102920), (2480, 81091), (2573, 78160), (3320, 60574), (3908, 51460), (4885, 41168), (5146, 39080), (6640, 30287), (7816, 25730), (9770, 20584), (10292, 19540), (12865, 15632)]