157516454420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{2187121}}^1$

素因数の和:2187420

約数の個数: 48

約数和(自身を含む): 357515710608

約数和(自身を除く): 199999256188

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 277, 554, 1108, 1385, 2770, 3601, 5540, 7202, 14404, 18005, 36010, 72020, 2187121, 4374242, 8748484, 10935605, 21871210, 28432573, 43742420, 56865146, 113730292, 142162865, 284325730, 568651460, 605832517, 1211665034, 2423330068, 3029162585, 6058325170, 7875822721, 12116650340, 15751645442, 31503290884, 39379113605, 78758227210, 157516454420]

約数ペア:

[(1, 157516454420), (2, 78758227210), (4, 39379113605), (5, 31503290884), (10, 15751645442), (13, 12116650340), (20, 7875822721), (26, 6058325170), (52, 3029162585), (65, 2423330068), (130, 1211665034), (260, 605832517), (277, 568651460), (554, 284325730), (1108, 142162865), (1385, 113730292), (2770, 56865146), (3601, 43742420), (5540, 28432573), (7202, 21871210), (14404, 10935605), (18005, 8748484), (36010, 4374242), (72020, 2187121)]