155115220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{25939}}^1$

素因数の和:25984

約数の個数: 48

約数和(自身を含む): 366065280

約数和(自身を除く): 210950060

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 460, 598, 1196, 1495, 2990, 5980, 25939, 51878, 103756, 129695, 259390, 337207, 518780, 596597, 674414, 1193194, 1348828, 1686035, 2386388, 2982985, 3372070, 5965970, 6744140, 7755761, 11931940, 15511522, 31023044, 38778805, 77557610, 155115220]

約数ペア:

[(1, 155115220), (2, 77557610), (4, 38778805), (5, 31023044), (10, 15511522), (13, 11931940), (20, 7755761), (23, 6744140), (26, 5965970), (46, 3372070), (52, 2982985), (65, 2386388), (92, 1686035), (115, 1348828), (130, 1193194), (230, 674414), (260, 596597), (299, 518780), (460, 337207), (598, 259390), (1196, 129695), (1495, 103756), (2990, 51878), (5980, 25939)]