202856560

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{521}}^1$

素因数の和:722

約数の個数: 80

約数和(自身を含む): 490897152

約数和(自身を除く): 288040592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 157, 248, 310, 314, 496, 521, 620, 628, 785, 1042, 1240, 1256, 1570, 2084, 2480, 2512, 2605, 3140, 4168, 4867, 5210, 6280, 8336, 9734, 10420, 12560, 16151, 19468, 20840, 24335, 32302, 38936, 41680, 48670, 64604, 77872, 80755, 81797, 97340, 129208, 161510, 163594, 194680, 258416, 323020, 327188, 389360, 408985, 646040, 654376, 817970, 1292080, 1308752, 1635940, 2535707, 3271880, 5071414, 6543760, 10142828, 12678535, 20285656, 25357070, 40571312, 50714140, 101428280, 202856560]

約数ペア:

[(1, 202856560), (2, 101428280), (4, 50714140), (5, 40571312), (8, 25357070), (10, 20285656), (16, 12678535), (20, 10142828), (31, 6543760), (40, 5071414), (62, 3271880), (80, 2535707), (124, 1635940), (155, 1308752), (157, 1292080), (248, 817970), (310, 654376), (314, 646040), (496, 408985), (521, 389360), (620, 327188), (628, 323020), (785, 258416), (1042, 194680), (1240, 163594), (1256, 161510), (1570, 129208), (2084, 97340), (2480, 81797), (2512, 80755), (2605, 77872), (3140, 64604), (4168, 48670), (4867, 41680), (5210, 38936), (6280, 32302), (8336, 24335), (9734, 20840), (10420, 19468), (12560, 16151)]