31352320

素因数分解:

$2^9\times 5^1\times {\mathrm{37}}^1\times {\mathrm{331}}^1$

素因数の和:391

約数の個数: 80

約数和(自身を含む): 77437008

約数和(自身を除く): 46084688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 128, 148, 160, 185, 256, 296, 320, 331, 370, 512, 592, 640, 662, 740, 1184, 1280, 1324, 1480, 1655, 2368, 2560, 2648, 2960, 3310, 4736, 5296, 5920, 6620, 9472, 10592, 11840, 12247, 13240, 18944, 21184, 23680, 24494, 26480, 42368, 47360, 48988, 52960, 61235, 84736, 94720, 97976, 105920, 122470, 169472, 195952, 211840, 244940, 391904, 423680, 489880, 783808, 847360, 979760, 1567616, 1959520, 3135232, 3919040, 6270464, 7838080, 15676160, 31352320]

約数ペア:

[(1, 31352320), (2, 15676160), (4, 7838080), (5, 6270464), (8, 3919040), (10, 3135232), (16, 1959520), (20, 1567616), (32, 979760), (37, 847360), (40, 783808), (64, 489880), (74, 423680), (80, 391904), (128, 244940), (148, 211840), (160, 195952), (185, 169472), (256, 122470), (296, 105920), (320, 97976), (331, 94720), (370, 84736), (512, 61235), (592, 52960), (640, 48988), (662, 47360), (740, 42368), (1184, 26480), (1280, 24494), (1324, 23680), (1480, 21184), (1655, 18944), (2368, 13240), (2560, 12247), (2648, 11840), (2960, 10592), (3310, 9472), (4736, 6620), (5296, 5920)]