322380160

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{16249}}^1$

素因数の和:16299

約数の個数: 64

約数和(自身を含む): 795600000

約数和(自身を除く): 473219840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4960, 9920, 16249, 19840, 32498, 64996, 81245, 129992, 162490, 259984, 324980, 503719, 519968, 649960, 1007438, 1039936, 1299920, 2014876, 2079872, 2518595, 2599840, 4029752, 5037190, 5199680, 8059504, 10074380, 10399360, 16119008, 20148760, 32238016, 40297520, 64476032, 80595040, 161190080, 322380160]

約数ペア:

[(1, 322380160), (2, 161190080), (4, 80595040), (5, 64476032), (8, 40297520), (10, 32238016), (16, 20148760), (20, 16119008), (31, 10399360), (32, 10074380), (40, 8059504), (62, 5199680), (64, 5037190), (80, 4029752), (124, 2599840), (128, 2518595), (155, 2079872), (160, 2014876), (248, 1299920), (310, 1039936), (320, 1007438), (496, 649960), (620, 519968), (640, 503719), (992, 324980), (1240, 259984), (1984, 162490), (2480, 129992), (3968, 81245), (4960, 64996), (9920, 32498), (16249, 19840)]