80907100

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1213}}^1$

素因数の和:1279

約数の個数: 72

約数和(自身を含む): 189675360

約数和(自身を除く): 108768260

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 29, 46, 50, 58, 92, 100, 115, 116, 145, 230, 290, 460, 575, 580, 667, 725, 1150, 1213, 1334, 1450, 2300, 2426, 2668, 2900, 3335, 4852, 6065, 6670, 12130, 13340, 16675, 24260, 27899, 30325, 33350, 35177, 55798, 60650, 66700, 70354, 111596, 121300, 139495, 140708, 175885, 278990, 351770, 557980, 697475, 703540, 809071, 879425, 1394950, 1618142, 1758850, 2789900, 3236284, 3517700, 4045355, 8090710, 16181420, 20226775, 40453550, 80907100]

約数ペア:

[(1, 80907100), (2, 40453550), (4, 20226775), (5, 16181420), (10, 8090710), (20, 4045355), (23, 3517700), (25, 3236284), (29, 2789900), (46, 1758850), (50, 1618142), (58, 1394950), (92, 879425), (100, 809071), (115, 703540), (116, 697475), (145, 557980), (230, 351770), (290, 278990), (460, 175885), (575, 140708), (580, 139495), (667, 121300), (725, 111596), (1150, 70354), (1213, 66700), (1334, 60650), (1450, 55798), (2300, 35177), (2426, 33350), (2668, 30325), (2900, 27899), (3335, 24260), (4852, 16675), (6065, 13340), (6670, 12130)]