66574360

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1013}}^1$

素因数の和:1108

約数の個数: 64

約数和(自身を含む): 157697280

約数和(自身を除く): 91122920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 53, 62, 106, 124, 155, 212, 248, 265, 310, 424, 530, 620, 1013, 1060, 1240, 1643, 2026, 2120, 3286, 4052, 5065, 6572, 8104, 8215, 10130, 13144, 16430, 20260, 31403, 32860, 40520, 53689, 62806, 65720, 107378, 125612, 157015, 214756, 251224, 268445, 314030, 429512, 536890, 628060, 1073780, 1256120, 1664359, 2147560, 3328718, 6657436, 8321795, 13314872, 16643590, 33287180, 66574360]

約数ペア:

[(1, 66574360), (2, 33287180), (4, 16643590), (5, 13314872), (8, 8321795), (10, 6657436), (20, 3328718), (31, 2147560), (40, 1664359), (53, 1256120), (62, 1073780), (106, 628060), (124, 536890), (155, 429512), (212, 314030), (248, 268445), (265, 251224), (310, 214756), (424, 157015), (530, 125612), (620, 107378), (1013, 65720), (1060, 62806), (1240, 53689), (1643, 40520), (2026, 32860), (2120, 31403), (3286, 20260), (4052, 16430), (5065, 13144), (6572, 10130), (8104, 8215)]