99721720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{12281}}^1$

素因数の和:12328

約数の個数: 64

約数和(自身を含む): 265291200

約数和(自身を除く): 165569480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 406, 580, 812, 1015, 1160, 1624, 2030, 4060, 8120, 12281, 24562, 49124, 61405, 85967, 98248, 122810, 171934, 245620, 343868, 356149, 429835, 491240, 687736, 712298, 859670, 1424596, 1719340, 1780745, 2493043, 2849192, 3438680, 3561490, 4986086, 7122980, 9972172, 12465215, 14245960, 19944344, 24930430, 49860860, 99721720]

約数ペア:

[(1, 99721720), (2, 49860860), (4, 24930430), (5, 19944344), (7, 14245960), (8, 12465215), (10, 9972172), (14, 7122980), (20, 4986086), (28, 3561490), (29, 3438680), (35, 2849192), (40, 2493043), (56, 1780745), (58, 1719340), (70, 1424596), (116, 859670), (140, 712298), (145, 687736), (203, 491240), (232, 429835), (280, 356149), (290, 343868), (406, 245620), (580, 171934), (812, 122810), (1015, 98248), (1160, 85967), (1624, 61405), (2030, 49124), (4060, 24562), (8120, 12281)]