2499690848240

素因数分解:

$2^4\times 5^1\times {\mathrm{191}}^1\times {\mathrm{229}}^1\times {\mathrm{714377}}^1$

素因数の和:714810

約数の個数: 80

約数和(自身を含む): 5867729441280

約数和(自身を除く): 3368038593040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 191, 229, 382, 458, 764, 916, 955, 1145, 1528, 1832, 1910, 2290, 3056, 3664, 3820, 4580, 7640, 9160, 15280, 18320, 43739, 87478, 174956, 218695, 349912, 437390, 699824, 714377, 874780, 1428754, 1749560, 2857508, 3499120, 3571885, 5715016, 7143770, 11430032, 14287540, 28575080, 57150160, 136446007, 163592333, 272892014, 327184666, 545784028, 654369332, 682230035, 817961665, 1091568056, 1308738664, 1364460070, 1635923330, 2183136112, 2617477328, 2728920140, 3271846660, 5457840280, 6543693320, 10915680560, 13087386640, 31246135603, 62492271206, 124984542412, 156230678015, 249969084824, 312461356030, 499938169648, 624922712060, 1249845424120, 2499690848240]

約数ペア:

[(1, 2499690848240), (2, 1249845424120), (4, 624922712060), (5, 499938169648), (8, 312461356030), (10, 249969084824), (16, 156230678015), (20, 124984542412), (40, 62492271206), (80, 31246135603), (191, 13087386640), (229, 10915680560), (382, 6543693320), (458, 5457840280), (764, 3271846660), (916, 2728920140), (955, 2617477328), (1145, 2183136112), (1528, 1635923330), (1832, 1364460070), (1910, 1308738664), (2290, 1091568056), (3056, 817961665), (3664, 682230035), (3820, 654369332), (4580, 545784028), (7640, 327184666), (9160, 272892014), (15280, 163592333), (18320, 136446007), (43739, 57150160), (87478, 28575080), (174956, 14287540), (218695, 11430032), (349912, 7143770), (437390, 5715016), (699824, 3571885), (714377, 3499120), (874780, 2857508), (1428754, 1749560)]