25319320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1$

素因数の和:149

約数の個数: 128

約数和(自身を含む): 67132800

約数和(自身を除く): 41813480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 29, 40, 46, 52, 58, 65, 73, 92, 104, 115, 116, 130, 145, 146, 184, 230, 232, 260, 290, 292, 299, 365, 377, 460, 520, 580, 584, 598, 667, 730, 754, 920, 949, 1160, 1196, 1334, 1460, 1495, 1508, 1679, 1885, 1898, 2117, 2392, 2668, 2920, 2990, 3016, 3335, 3358, 3770, 3796, 4234, 4745, 5336, 5980, 6670, 6716, 7540, 7592, 8395, 8468, 8671, 9490, 10585, 11960, 13340, 13432, 15080, 16790, 16936, 17342, 18980, 21170, 21827, 26680, 27521, 33580, 34684, 37960, 42340, 43355, 43654, 48691, 55042, 67160, 69368, 84680, 86710, 87308, 97382, 109135, 110084, 137605, 173420, 174616, 194764, 218270, 220168, 243455, 275210, 346840, 389528, 436540, 486910, 550420, 632983, 873080, 973820, 1100840, 1265966, 1947640, 2531932, 3164915, 5063864, 6329830, 12659660, 25319320]

約数ペア:

[(1, 25319320), (2, 12659660), (4, 6329830), (5, 5063864), (8, 3164915), (10, 2531932), (13, 1947640), (20, 1265966), (23, 1100840), (26, 973820), (29, 873080), (40, 632983), (46, 550420), (52, 486910), (58, 436540), (65, 389528), (73, 346840), (92, 275210), (104, 243455), (115, 220168), (116, 218270), (130, 194764), (145, 174616), (146, 173420), (184, 137605), (230, 110084), (232, 109135), (260, 97382), (290, 87308), (292, 86710), (299, 84680), (365, 69368), (377, 67160), (460, 55042), (520, 48691), (580, 43654), (584, 43355), (598, 42340), (667, 37960), (730, 34684), (754, 33580), (920, 27521), (949, 26680), (1160, 21827), (1196, 21170), (1334, 18980), (1460, 17342), (1495, 16936), (1508, 16790), (1679, 15080), (1885, 13432), (1898, 13340), (2117, 11960), (2392, 10585), (2668, 9490), (2920, 8671), (2990, 8468), (3016, 8395), (3335, 7592), (3358, 7540), (3770, 6716), (3796, 6670), (4234, 5980), (4745, 5336)]