9905350

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{311}}^1$

素因数の和:350

約数の個数: 72

約数和(自身を含む): 23154768

約数和(自身を除く): 13249418

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 49, 50, 65, 70, 91, 98, 130, 175, 182, 245, 311, 325, 350, 455, 490, 622, 637, 650, 910, 1225, 1274, 1555, 2177, 2275, 2450, 3110, 3185, 4043, 4354, 4550, 6370, 7775, 8086, 10885, 15239, 15550, 15925, 20215, 21770, 28301, 30478, 31850, 40430, 54425, 56602, 76195, 101075, 108850, 141505, 152390, 198107, 202150, 283010, 380975, 396214, 707525, 761950, 990535, 1415050, 1981070, 4952675, 9905350]

約数ペア:

[(1, 9905350), (2, 4952675), (5, 1981070), (7, 1415050), (10, 990535), (13, 761950), (14, 707525), (25, 396214), (26, 380975), (35, 283010), (49, 202150), (50, 198107), (65, 152390), (70, 141505), (91, 108850), (98, 101075), (130, 76195), (175, 56602), (182, 54425), (245, 40430), (311, 31850), (325, 30478), (350, 28301), (455, 21770), (490, 20215), (622, 15925), (637, 15550), (650, 15239), (910, 10885), (1225, 8086), (1274, 7775), (1555, 6370), (2177, 4550), (2275, 4354), (2450, 4043), (3110, 3185)]