438049100

素因数分解:

$2^2\times 5^2\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{593}}^1$

素因数の和:779

約数の個数: 72

約数和(自身を含む): 974468880

約数和(自身を除く): 536419780

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 83, 89, 100, 166, 178, 332, 356, 415, 445, 593, 830, 890, 1186, 1660, 1780, 2075, 2225, 2372, 2965, 4150, 4450, 5930, 7387, 8300, 8900, 11860, 14774, 14825, 29548, 29650, 36935, 49219, 52777, 59300, 73870, 98438, 105554, 147740, 184675, 196876, 211108, 246095, 263885, 369350, 492190, 527770, 738700, 984380, 1055540, 1230475, 1319425, 2460950, 2638850, 4380491, 4921900, 5277700, 8760982, 17521964, 21902455, 43804910, 87609820, 109512275, 219024550, 438049100]

約数ペア:

[(1, 438049100), (2, 219024550), (4, 109512275), (5, 87609820), (10, 43804910), (20, 21902455), (25, 17521964), (50, 8760982), (83, 5277700), (89, 4921900), (100, 4380491), (166, 2638850), (178, 2460950), (332, 1319425), (356, 1230475), (415, 1055540), (445, 984380), (593, 738700), (830, 527770), (890, 492190), (1186, 369350), (1660, 263885), (1780, 246095), (2075, 211108), (2225, 196876), (2372, 184675), (2965, 147740), (4150, 105554), (4450, 98438), (5930, 73870), (7387, 59300), (8300, 52777), (8900, 49219), (11860, 36935), (14774, 29650), (14825, 29548)]