66872320

素因数分解:

$2^{10}\times 5^1\times {\mathrm{37}}^1\times {\mathrm{353}}^1$

素因数の和:415

約数の個数: 88

約数和(自身を含む): 165217464

約数和(自身を除く): 98345144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 128, 148, 160, 185, 256, 296, 320, 353, 370, 512, 592, 640, 706, 740, 1024, 1184, 1280, 1412, 1480, 1765, 2368, 2560, 2824, 2960, 3530, 4736, 5120, 5648, 5920, 7060, 9472, 11296, 11840, 13061, 14120, 18944, 22592, 23680, 26122, 28240, 37888, 45184, 47360, 52244, 56480, 65305, 90368, 94720, 104488, 112960, 130610, 180736, 189440, 208976, 225920, 261220, 361472, 417952, 451840, 522440, 835904, 903680, 1044880, 1671808, 1807360, 2089760, 3343616, 4179520, 6687232, 8359040, 13374464, 16718080, 33436160, 66872320]

約数ペア:

[(1, 66872320), (2, 33436160), (4, 16718080), (5, 13374464), (8, 8359040), (10, 6687232), (16, 4179520), (20, 3343616), (32, 2089760), (37, 1807360), (40, 1671808), (64, 1044880), (74, 903680), (80, 835904), (128, 522440), (148, 451840), (160, 417952), (185, 361472), (256, 261220), (296, 225920), (320, 208976), (353, 189440), (370, 180736), (512, 130610), (592, 112960), (640, 104488), (706, 94720), (740, 90368), (1024, 65305), (1184, 56480), (1280, 52244), (1412, 47360), (1480, 45184), (1765, 37888), (2368, 28240), (2560, 26122), (2824, 23680), (2960, 22592), (3530, 18944), (4736, 14120), (5120, 13061), (5648, 11840), (5920, 11296), (7060, 9472)]