70942820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{139}}^1\times {\mathrm{151}}^1$

素因数の和:325

約数の個数: 72

約数和(自身を含む): 163558080

約数和(自身を除く): 92615260

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 139, 151, 169, 260, 278, 302, 338, 556, 604, 676, 695, 755, 845, 1390, 1510, 1690, 1807, 1963, 2780, 3020, 3380, 3614, 3926, 7228, 7852, 9035, 9815, 18070, 19630, 20989, 23491, 25519, 36140, 39260, 41978, 46982, 51038, 83956, 93964, 102076, 104945, 117455, 127595, 209890, 234910, 255190, 272857, 419780, 469820, 510380, 545714, 1091428, 1364285, 2728570, 3547141, 5457140, 7094282, 14188564, 17735705, 35471410, 70942820]

約数ペア:

[(1, 70942820), (2, 35471410), (4, 17735705), (5, 14188564), (10, 7094282), (13, 5457140), (20, 3547141), (26, 2728570), (52, 1364285), (65, 1091428), (130, 545714), (139, 510380), (151, 469820), (169, 419780), (260, 272857), (278, 255190), (302, 234910), (338, 209890), (556, 127595), (604, 117455), (676, 104945), (695, 102076), (755, 93964), (845, 83956), (1390, 51038), (1510, 46982), (1690, 41978), (1807, 39260), (1963, 36140), (2780, 25519), (3020, 23491), (3380, 20989), (3614, 19630), (3926, 18070), (7228, 9815), (7852, 9035)]