45671680

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1151}}^1$

素因数の和:1203

約数の個数: 72

約数和(自身を含む): 113025024

約数和(自身を除く): 67353344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 620, 640, 992, 1151, 1240, 1280, 1984, 2302, 2480, 3968, 4604, 4960, 5755, 7936, 9208, 9920, 11510, 18416, 19840, 23020, 35681, 36832, 39680, 46040, 71362, 73664, 92080, 142724, 147328, 178405, 184160, 285448, 294656, 356810, 368320, 570896, 713620, 736640, 1141792, 1427240, 1473280, 2283584, 2854480, 4567168, 5708960, 9134336, 11417920, 22835840, 45671680]

約数ペア:

[(1, 45671680), (2, 22835840), (4, 11417920), (5, 9134336), (8, 5708960), (10, 4567168), (16, 2854480), (20, 2283584), (31, 1473280), (32, 1427240), (40, 1141792), (62, 736640), (64, 713620), (80, 570896), (124, 368320), (128, 356810), (155, 294656), (160, 285448), (248, 184160), (256, 178405), (310, 147328), (320, 142724), (496, 92080), (620, 73664), (640, 71362), (992, 46040), (1151, 39680), (1240, 36832), (1280, 35681), (1984, 23020), (2302, 19840), (2480, 18416), (3968, 11510), (4604, 9920), (4960, 9208), (5755, 7936)]