99518020

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:282

約数の個数: 96

約数和(自身を含む): 247968000

約数和(自身を除く): 148449980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 89, 98, 140, 163, 178, 196, 245, 326, 343, 356, 445, 490, 623, 652, 686, 815, 890, 980, 1141, 1246, 1372, 1630, 1715, 1780, 2282, 2492, 3115, 3260, 3430, 4361, 4564, 5705, 6230, 6860, 7987, 8722, 11410, 12460, 14507, 15974, 17444, 21805, 22820, 29014, 30527, 31948, 39935, 43610, 55909, 58028, 61054, 72535, 79870, 87220, 101549, 111818, 122108, 145070, 152635, 159740, 203098, 223636, 279545, 290140, 305270, 406196, 507745, 559090, 610540, 710843, 1015490, 1118180, 1421686, 2030980, 2843372, 3554215, 4975901, 7108430, 9951802, 14216860, 19903604, 24879505, 49759010, 99518020]

約数ペア:

[(1, 99518020), (2, 49759010), (4, 24879505), (5, 19903604), (7, 14216860), (10, 9951802), (14, 7108430), (20, 4975901), (28, 3554215), (35, 2843372), (49, 2030980), (70, 1421686), (89, 1118180), (98, 1015490), (140, 710843), (163, 610540), (178, 559090), (196, 507745), (245, 406196), (326, 305270), (343, 290140), (356, 279545), (445, 223636), (490, 203098), (623, 159740), (652, 152635), (686, 145070), (815, 122108), (890, 111818), (980, 101549), (1141, 87220), (1246, 79870), (1372, 72535), (1630, 61054), (1715, 58028), (1780, 55909), (2282, 43610), (2492, 39935), (3115, 31948), (3260, 30527), (3430, 29014), (4361, 22820), (4564, 21805), (5705, 17444), (6230, 15974), (6860, 14507), (7987, 12460), (8722, 11410)]