158524160

素因数分解:

$2^8\times 5^1\times {\mathrm{271}}^1\times {\mathrm{457}}^1$

素因数の和:749

約数の個数: 72

約数和(自身を含む): 381950016

約数和(自身を除く): 223425856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 271, 320, 457, 542, 640, 914, 1084, 1280, 1355, 1828, 2168, 2285, 2710, 3656, 4336, 4570, 5420, 7312, 8672, 9140, 10840, 14624, 17344, 18280, 21680, 29248, 34688, 36560, 43360, 58496, 69376, 73120, 86720, 116992, 123847, 146240, 173440, 247694, 292480, 346880, 495388, 584960, 619235, 990776, 1238470, 1981552, 2476940, 3963104, 4953880, 7926208, 9907760, 15852416, 19815520, 31704832, 39631040, 79262080, 158524160]

約数ペア:

[(1, 158524160), (2, 79262080), (4, 39631040), (5, 31704832), (8, 19815520), (10, 15852416), (16, 9907760), (20, 7926208), (32, 4953880), (40, 3963104), (64, 2476940), (80, 1981552), (128, 1238470), (160, 990776), (256, 619235), (271, 584960), (320, 495388), (457, 346880), (542, 292480), (640, 247694), (914, 173440), (1084, 146240), (1280, 123847), (1355, 116992), (1828, 86720), (2168, 73120), (2285, 69376), (2710, 58496), (3656, 43360), (4336, 36560), (4570, 34688), (5420, 29248), (7312, 21680), (8672, 18280), (9140, 17344), (10840, 14624)]