68963700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17683}}^1$

素因数の和:17713

約数の個数: 72

約数和(自身を含む): 214895968

約数和(自身を除く): 145932268

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 17683, 35366, 53049, 70732, 88415, 106098, 176830, 212196, 229879, 265245, 353660, 442075, 459758, 530490, 689637, 884150, 919516, 1060980, 1149395, 1326225, 1379274, 1768300, 2298790, 2652450, 2758548, 3448185, 4597580, 5304900, 5746975, 6896370, 11493950, 13792740, 17240925, 22987900, 34481850, 68963700]

約数ペア:

[(1, 68963700), (2, 34481850), (3, 22987900), (4, 17240925), (5, 13792740), (6, 11493950), (10, 6896370), (12, 5746975), (13, 5304900), (15, 4597580), (20, 3448185), (25, 2758548), (26, 2652450), (30, 2298790), (39, 1768300), (50, 1379274), (52, 1326225), (60, 1149395), (65, 1060980), (75, 919516), (78, 884150), (100, 689637), (130, 530490), (150, 459758), (156, 442075), (195, 353660), (260, 265245), (300, 229879), (325, 212196), (390, 176830), (650, 106098), (780, 88415), (975, 70732), (1300, 53049), (1950, 35366), (3900, 17683)]