403228160

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5081}}^1$

素因数の和:5135

約数の個数: 80

約数和(自身を含む): 998186112

約数和(自身を除く): 594957952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1240, 1280, 1984, 2480, 2560, 3968, 4960, 5081, 7936, 9920, 10162, 15872, 19840, 20324, 25405, 39680, 40648, 50810, 79360, 81296, 101620, 157511, 162592, 203240, 315022, 325184, 406480, 630044, 650368, 787555, 812960, 1260088, 1300736, 1575110, 1625920, 2520176, 2601472, 3150220, 3251840, 5040352, 6300440, 6503680, 10080704, 12600880, 13007360, 20161408, 25201760, 40322816, 50403520, 80645632, 100807040, 201614080, 403228160]

約数ペア:

[(1, 403228160), (2, 201614080), (4, 100807040), (5, 80645632), (8, 50403520), (10, 40322816), (16, 25201760), (20, 20161408), (31, 13007360), (32, 12600880), (40, 10080704), (62, 6503680), (64, 6300440), (80, 5040352), (124, 3251840), (128, 3150220), (155, 2601472), (160, 2520176), (248, 1625920), (256, 1575110), (310, 1300736), (320, 1260088), (496, 812960), (512, 787555), (620, 650368), (640, 630044), (992, 406480), (1240, 325184), (1280, 315022), (1984, 203240), (2480, 162592), (2560, 157511), (3968, 101620), (4960, 81296), (5081, 79360), (7936, 50810), (9920, 40648), (10162, 39680), (15872, 25405), (19840, 20324)]