66966560

素因数分解:

$2^5\times 5^1\times {\mathrm{53}}^2\times {\mathrm{149}}^1$

素因数の和:270

約数の個数: 72

約数和(自身を含む): 162332100

約数和(自身を除く): 95365540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 80, 106, 149, 160, 212, 265, 298, 424, 530, 596, 745, 848, 1060, 1192, 1490, 1696, 2120, 2384, 2809, 2980, 4240, 4768, 5618, 5960, 7897, 8480, 11236, 11920, 14045, 15794, 22472, 23840, 28090, 31588, 39485, 44944, 56180, 63176, 78970, 89888, 112360, 126352, 157940, 224720, 252704, 315880, 418541, 449440, 631760, 837082, 1263520, 1674164, 2092705, 3348328, 4185410, 6696656, 8370820, 13393312, 16741640, 33483280, 66966560]

約数ペア:

[(1, 66966560), (2, 33483280), (4, 16741640), (5, 13393312), (8, 8370820), (10, 6696656), (16, 4185410), (20, 3348328), (32, 2092705), (40, 1674164), (53, 1263520), (80, 837082), (106, 631760), (149, 449440), (160, 418541), (212, 315880), (265, 252704), (298, 224720), (424, 157940), (530, 126352), (596, 112360), (745, 89888), (848, 78970), (1060, 63176), (1192, 56180), (1490, 44944), (1696, 39485), (2120, 31588), (2384, 28090), (2809, 23840), (2980, 22472), (4240, 15794), (4768, 14045), (5618, 11920), (5960, 11236), (7897, 8480)]