87167780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:309

約数の個数: 96

約数和(自身を含む): 217486080

約数和(自身を除く): 130318300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 59, 61, 70, 118, 122, 140, 173, 236, 244, 295, 305, 346, 413, 427, 590, 610, 692, 826, 854, 865, 1180, 1211, 1220, 1652, 1708, 1730, 2065, 2135, 2422, 3460, 3599, 4130, 4270, 4844, 6055, 7198, 8260, 8540, 10207, 10553, 12110, 14396, 17995, 20414, 21106, 24220, 25193, 35990, 40828, 42212, 50386, 51035, 52765, 71449, 71980, 73871, 100772, 102070, 105530, 125965, 142898, 147742, 204140, 211060, 251930, 285796, 295484, 357245, 369355, 503860, 622627, 714490, 738710, 1245254, 1428980, 1477420, 2490508, 3113135, 4358389, 6226270, 8716778, 12452540, 17433556, 21791945, 43583890, 87167780]

約数ペア:

[(1, 87167780), (2, 43583890), (4, 21791945), (5, 17433556), (7, 12452540), (10, 8716778), (14, 6226270), (20, 4358389), (28, 3113135), (35, 2490508), (59, 1477420), (61, 1428980), (70, 1245254), (118, 738710), (122, 714490), (140, 622627), (173, 503860), (236, 369355), (244, 357245), (295, 295484), (305, 285796), (346, 251930), (413, 211060), (427, 204140), (590, 147742), (610, 142898), (692, 125965), (826, 105530), (854, 102070), (865, 100772), (1180, 73871), (1211, 71980), (1220, 71449), (1652, 52765), (1708, 51035), (1730, 50386), (2065, 42212), (2135, 40828), (2422, 35990), (3460, 25193), (3599, 24220), (4130, 21106), (4270, 20414), (4844, 17995), (6055, 14396), (7198, 12110), (8260, 10553), (8540, 10207)]