251015560

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1\times {\mathrm{1171}}^1$

素因数の和:1438

約数の個数: 64

約数和(自身を含む): 592375680

約数和(自身を除く): 341360120

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 233, 460, 466, 920, 932, 1165, 1171, 1864, 2330, 2342, 4660, 4684, 5359, 5855, 9320, 9368, 10718, 11710, 21436, 23420, 26795, 26933, 42872, 46840, 53590, 53866, 107180, 107732, 134665, 214360, 215464, 269330, 272843, 538660, 545686, 1077320, 1091372, 1364215, 2182744, 2728430, 5456860, 6275389, 10913720, 12550778, 25101556, 31376945, 50203112, 62753890, 125507780, 251015560]

約数ペア:

[(1, 251015560), (2, 125507780), (4, 62753890), (5, 50203112), (8, 31376945), (10, 25101556), (20, 12550778), (23, 10913720), (40, 6275389), (46, 5456860), (92, 2728430), (115, 2182744), (184, 1364215), (230, 1091372), (233, 1077320), (460, 545686), (466, 538660), (920, 272843), (932, 269330), (1165, 215464), (1171, 214360), (1864, 134665), (2330, 107732), (2342, 107180), (4660, 53866), (4684, 53590), (5359, 46840), (5855, 42872), (9320, 26933), (9368, 26795), (10718, 23420), (11710, 21436)]