201323980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{70393}}^1$

素因数の和:70426

約数の個数: 48

約数和(自身を含む): 496700064

約数和(自身を除く): 295376084

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 70393, 140786, 281572, 351965, 703930, 774323, 915109, 1407860, 1548646, 1830218, 3097292, 3660436, 3871615, 4575545, 7743230, 9151090, 10066199, 15486460, 18302180, 20132398, 40264796, 50330995, 100661990, 201323980]

約数ペア:

[(1, 201323980), (2, 100661990), (4, 50330995), (5, 40264796), (10, 20132398), (11, 18302180), (13, 15486460), (20, 10066199), (22, 9151090), (26, 7743230), (44, 4575545), (52, 3871615), (55, 3660436), (65, 3097292), (110, 1830218), (130, 1548646), (143, 1407860), (220, 915109), (260, 774323), (286, 703930), (572, 351965), (715, 281572), (1430, 140786), (2860, 70393)]