512918900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23209}}^1$

素因数の和:23253

約数の個数: 72

約数和(自身を含む): 1269215640

約数和(自身を除く): 756296740

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 25, 26, 34, 50, 52, 65, 68, 85, 100, 130, 170, 221, 260, 325, 340, 425, 442, 650, 850, 884, 1105, 1300, 1700, 2210, 4420, 5525, 11050, 22100, 23209, 46418, 92836, 116045, 232090, 301717, 394553, 464180, 580225, 603434, 789106, 1160450, 1206868, 1508585, 1578212, 1972765, 2320900, 3017170, 3945530, 5129189, 6034340, 7542925, 7891060, 9863825, 10258378, 15085850, 19727650, 20516756, 25645945, 30171700, 39455300, 51291890, 102583780, 128229725, 256459450, 512918900]

約数ペア:

[(1, 512918900), (2, 256459450), (4, 128229725), (5, 102583780), (10, 51291890), (13, 39455300), (17, 30171700), (20, 25645945), (25, 20516756), (26, 19727650), (34, 15085850), (50, 10258378), (52, 9863825), (65, 7891060), (68, 7542925), (85, 6034340), (100, 5129189), (130, 3945530), (170, 3017170), (221, 2320900), (260, 1972765), (325, 1578212), (340, 1508585), (425, 1206868), (442, 1160450), (650, 789106), (850, 603434), (884, 580225), (1105, 464180), (1300, 394553), (1700, 301717), (2210, 232090), (4420, 116045), (5525, 92836), (11050, 46418), (22100, 23209)]