31624960

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{797}}^1$

素因数の和:849

約数の個数: 72

約数和(自身を含む): 78293376

約数和(自身を除く): 46668416

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, 620, 640, 797, 992, 1240, 1280, 1594, 1984, 2480, 3188, 3968, 3985, 4960, 6376, 7936, 7970, 9920, 12752, 15940, 19840, 24707, 25504, 31880, 39680, 49414, 51008, 63760, 98828, 102016, 123535, 127520, 197656, 204032, 247070, 255040, 395312, 494140, 510080, 790624, 988280, 1020160, 1581248, 1976560, 3162496, 3953120, 6324992, 7906240, 15812480, 31624960]

約数ペア:

[(1, 31624960), (2, 15812480), (4, 7906240), (5, 6324992), (8, 3953120), (10, 3162496), (16, 1976560), (20, 1581248), (31, 1020160), (32, 988280), (40, 790624), (62, 510080), (64, 494140), (80, 395312), (124, 255040), (128, 247070), (155, 204032), (160, 197656), (248, 127520), (256, 123535), (310, 102016), (320, 98828), (496, 63760), (620, 51008), (640, 49414), (797, 39680), (992, 31880), (1240, 25504), (1280, 24707), (1594, 19840), (1984, 15940), (2480, 12752), (3188, 9920), (3968, 7970), (3985, 7936), (4960, 6376)]