158804320

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{317}}^1$

素因数の和:464

約数の個数: 96

約数和(自身を含む): 392345856

約数和(自身を除く): 233541536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 101, 124, 155, 160, 202, 248, 310, 317, 404, 496, 505, 620, 634, 808, 992, 1010, 1240, 1268, 1585, 1616, 2020, 2480, 2536, 3131, 3170, 3232, 4040, 4960, 5072, 6262, 6340, 8080, 9827, 10144, 12524, 12680, 15655, 16160, 19654, 25048, 25360, 31310, 32017, 39308, 49135, 50096, 50720, 62620, 64034, 78616, 98270, 100192, 125240, 128068, 157232, 160085, 196540, 250480, 256136, 314464, 320170, 393080, 500960, 512272, 640340, 786160, 992527, 1024544, 1280680, 1572320, 1985054, 2561360, 3970108, 4962635, 5122720, 7940216, 9925270, 15880432, 19850540, 31760864, 39701080, 79402160, 158804320]

約数ペア:

[(1, 158804320), (2, 79402160), (4, 39701080), (5, 31760864), (8, 19850540), (10, 15880432), (16, 9925270), (20, 7940216), (31, 5122720), (32, 4962635), (40, 3970108), (62, 2561360), (80, 1985054), (101, 1572320), (124, 1280680), (155, 1024544), (160, 992527), (202, 786160), (248, 640340), (310, 512272), (317, 500960), (404, 393080), (496, 320170), (505, 314464), (620, 256136), (634, 250480), (808, 196540), (992, 160085), (1010, 157232), (1240, 128068), (1268, 125240), (1585, 100192), (1616, 98270), (2020, 78616), (2480, 64034), (2536, 62620), (3131, 50720), (3170, 50096), (3232, 49135), (4040, 39308), (4960, 32017), (5072, 31310), (6262, 25360), (6340, 25048), (8080, 19654), (9827, 16160), (10144, 15655), (12524, 12680)]