202674940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{983}}^1$

素因数の和:1079

約数の個数: 72

約数和(自身を含む): 468907488

約数和(自身を除く): 266232548

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 169, 244, 260, 305, 338, 610, 676, 793, 845, 983, 1220, 1586, 1690, 1966, 3172, 3380, 3932, 3965, 4915, 7930, 9830, 10309, 12779, 15860, 19660, 20618, 25558, 41236, 51116, 51545, 59963, 63895, 103090, 119926, 127790, 166127, 206180, 239852, 255580, 299815, 332254, 599630, 664508, 779519, 830635, 1199260, 1559038, 1661270, 3118076, 3322540, 3897595, 7795190, 10133747, 15590380, 20267494, 40534988, 50668735, 101337470, 202674940]

約数ペア:

[(1, 202674940), (2, 101337470), (4, 50668735), (5, 40534988), (10, 20267494), (13, 15590380), (20, 10133747), (26, 7795190), (52, 3897595), (61, 3322540), (65, 3118076), (122, 1661270), (130, 1559038), (169, 1199260), (244, 830635), (260, 779519), (305, 664508), (338, 599630), (610, 332254), (676, 299815), (793, 255580), (845, 239852), (983, 206180), (1220, 166127), (1586, 127790), (1690, 119926), (1966, 103090), (3172, 63895), (3380, 59963), (3932, 51545), (3965, 51116), (4915, 41236), (7930, 25558), (9830, 20618), (10309, 19660), (12779, 15860)]