51029940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{65423}}^1$

素因数の和:65448

約数の個数: 48

約数和(自身を含む): 153877248

約数和(自身を除く): 102847308

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 65423, 130846, 196269, 261692, 327115, 392538, 654230, 785076, 850499, 981345, 1308460, 1700998, 1962690, 2551497, 3401996, 3925380, 4252495, 5102994, 8504990, 10205988, 12757485, 17009980, 25514970, 51029940]

約数ペア:

[(1, 51029940), (2, 25514970), (3, 17009980), (4, 12757485), (5, 10205988), (6, 8504990), (10, 5102994), (12, 4252495), (13, 3925380), (15, 3401996), (20, 2551497), (26, 1962690), (30, 1700998), (39, 1308460), (52, 981345), (60, 850499), (65, 785076), (78, 654230), (130, 392538), (156, 327115), (195, 261692), (260, 196269), (390, 130846), (780, 65423)]