71309940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{91423}}^1$

素因数の和:91448

約数の個数: 48

約数和(自身を含む): 215029248

約数和(自身を除く): 143719308

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, 91423, 182846, 274269, 365692, 457115, 548538, 914230, 1097076, 1188499, 1371345, 1828460, 2376998, 2742690, 3565497, 4753996, 5485380, 5942495, 7130994, 11884990, 14261988, 17827485, 23769980, 35654970, 71309940]

約数ペア:

[(1, 71309940), (2, 35654970), (3, 23769980), (4, 17827485), (5, 14261988), (6, 11884990), (10, 7130994), (12, 5942495), (13, 5485380), (15, 4753996), (20, 3565497), (26, 2742690), (30, 2376998), (39, 1828460), (52, 1371345), (60, 1188499), (65, 1097076), (78, 914230), (130, 548538), (156, 457115), (195, 365692), (260, 274269), (390, 182846), (780, 91423)]