210813950

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{3163}}^1$

素因数の和:3249

約数の個数: 48

約数和(自身を含む): 414306816

約数和(自身を除く): 203492866

約数列:

[1, 2, 5, 10, 25, 31, 43, 50, 62, 86, 155, 215, 310, 430, 775, 1075, 1333, 1550, 2150, 2666, 3163, 6326, 6665, 13330, 15815, 31630, 33325, 66650, 79075, 98053, 136009, 158150, 196106, 272018, 490265, 680045, 980530, 1360090, 2451325, 3400225, 4216279, 4902650, 6800450, 8432558, 21081395, 42162790, 105406975, 210813950]

約数ペア:

[(1, 210813950), (2, 105406975), (5, 42162790), (10, 21081395), (25, 8432558), (31, 6800450), (43, 4902650), (50, 4216279), (62, 3400225), (86, 2451325), (155, 1360090), (215, 980530), (310, 680045), (430, 490265), (775, 272018), (1075, 196106), (1333, 158150), (1550, 136009), (2150, 98053), (2666, 79075), (3163, 66650), (6326, 33325), (6665, 31630), (13330, 15815)]