842004400

素因数分解:

$2^4\times 5^2\times {\mathrm{103}}^1\times {\mathrm{107}}^1\times {\mathrm{191}}^1$

素因数の和:419

約数の個数: 120

約数和(自身を含む): 2072438784

約数和(自身を除く): 1230434384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 103, 107, 191, 200, 206, 214, 382, 400, 412, 428, 515, 535, 764, 824, 856, 955, 1030, 1070, 1528, 1648, 1712, 1910, 2060, 2140, 2575, 2675, 3056, 3820, 4120, 4280, 4775, 5150, 5350, 7640, 8240, 8560, 9550, 10300, 10700, 11021, 15280, 19100, 19673, 20437, 20600, 21400, 22042, 38200, 39346, 40874, 41200, 42800, 44084, 55105, 76400, 78692, 81748, 88168, 98365, 102185, 110210, 157384, 163496, 176336, 196730, 204370, 220420, 275525, 314768, 326992, 393460, 408740, 440840, 491825, 510925, 551050, 786920, 817480, 881680, 983650, 1021850, 1102100, 1573840, 1634960, 1967300, 2043700, 2105011, 2204200, 3934600, 4087400, 4210022, 4408400, 7869200, 8174800, 8420044, 10525055, 16840088, 21050110, 33680176, 42100220, 52625275, 84200440, 105250550, 168400880, 210501100, 421002200, 842004400]

約数ペア:

[(1, 842004400), (2, 421002200), (4, 210501100), (5, 168400880), (8, 105250550), (10, 84200440), (16, 52625275), (20, 42100220), (25, 33680176), (40, 21050110), (50, 16840088), (80, 10525055), (100, 8420044), (103, 8174800), (107, 7869200), (191, 4408400), (200, 4210022), (206, 4087400), (214, 3934600), (382, 2204200), (400, 2105011), (412, 2043700), (428, 1967300), (515, 1634960), (535, 1573840), (764, 1102100), (824, 1021850), (856, 983650), (955, 881680), (1030, 817480), (1070, 786920), (1528, 551050), (1648, 510925), (1712, 491825), (1910, 440840), (2060, 408740), (2140, 393460), (2575, 326992), (2675, 314768), (3056, 275525), (3820, 220420), (4120, 204370), (4280, 196730), (4775, 176336), (5150, 163496), (5350, 157384), (7640, 110210), (8240, 102185), (8560, 98365), (9550, 88168), (10300, 81748), (10700, 78692), (11021, 76400), (15280, 55105), (19100, 44084), (19673, 42800), (20437, 41200), (20600, 40874), (21400, 39346), (22042, 38200)]