142621700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3539}}^1$

素因数の和:3597

約数の個数: 72

約数和(自身を含む): 344144640

約数和(自身を除く): 201522940

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 31, 50, 52, 62, 65, 100, 124, 130, 155, 260, 310, 325, 403, 620, 650, 775, 806, 1300, 1550, 1612, 2015, 3100, 3539, 4030, 7078, 8060, 10075, 14156, 17695, 20150, 35390, 40300, 46007, 70780, 88475, 92014, 109709, 176950, 184028, 219418, 230035, 353900, 438836, 460070, 548545, 920140, 1097090, 1150175, 1426217, 2194180, 2300350, 2742725, 2852434, 4600700, 5485450, 5704868, 7131085, 10970900, 14262170, 28524340, 35655425, 71310850, 142621700]

約数ペア:

[(1, 142621700), (2, 71310850), (4, 35655425), (5, 28524340), (10, 14262170), (13, 10970900), (20, 7131085), (25, 5704868), (26, 5485450), (31, 4600700), (50, 2852434), (52, 2742725), (62, 2300350), (65, 2194180), (100, 1426217), (124, 1150175), (130, 1097090), (155, 920140), (260, 548545), (310, 460070), (325, 438836), (403, 353900), (620, 230035), (650, 219418), (775, 184028), (806, 176950), (1300, 109709), (1550, 92014), (1612, 88475), (2015, 70780), (3100, 46007), (3539, 40300), (4030, 35390), (7078, 20150), (8060, 17695), (10075, 14156)]