70128340

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1\times {\mathrm{233}}^1$

素因数の和:492

約数の個数: 48

約数和(自身を含む): 150368400

約数和(自身を除く): 80240060

約数列:

[1, 2, 4, 5, 10, 20, 101, 149, 202, 233, 298, 404, 466, 505, 596, 745, 932, 1010, 1165, 1490, 2020, 2330, 2980, 4660, 15049, 23533, 30098, 34717, 47066, 60196, 69434, 75245, 94132, 117665, 138868, 150490, 173585, 235330, 300980, 347170, 470660, 694340, 3506417, 7012834, 14025668, 17532085, 35064170, 70128340]

約数ペア:

[(1, 70128340), (2, 35064170), (4, 17532085), (5, 14025668), (10, 7012834), (20, 3506417), (101, 694340), (149, 470660), (202, 347170), (233, 300980), (298, 235330), (404, 173585), (466, 150490), (505, 138868), (596, 117665), (745, 94132), (932, 75245), (1010, 69434), (1165, 60196), (1490, 47066), (2020, 34717), (2330, 30098), (2980, 23533), (4660, 15049)]