78880878050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{7138541}}^1$

素因数の和:7138583

約数の個数: 48

約数和(自身を含む): 167298870312

約数和(自身を除く): 88417992262

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 34, 50, 65, 85, 130, 170, 221, 325, 425, 442, 650, 850, 1105, 2210, 5525, 11050, 7138541, 14277082, 35692705, 71385410, 92801033, 121355197, 178463525, 185602066, 242710394, 356927050, 464005165, 606775985, 928010330, 1213551970, 1577617561, 2320025825, 3033879925, 3155235122, 4640051650, 6067759850, 7888087805, 15776175610, 39440439025, 78880878050]

約数ペア:

[(1, 78880878050), (2, 39440439025), (5, 15776175610), (10, 7888087805), (13, 6067759850), (17, 4640051650), (25, 3155235122), (26, 3033879925), (34, 2320025825), (50, 1577617561), (65, 1213551970), (85, 928010330), (130, 606775985), (170, 464005165), (221, 356927050), (325, 242710394), (425, 185602066), (442, 178463525), (650, 121355197), (850, 92801033), (1105, 71385410), (2210, 35692705), (5525, 14277082), (11050, 7138541)]