31280600

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{227}}^1$

素因数の和:309

約数の個数: 96

約数和(自身を含む): 80151120

約数和(自身を除く): 48870520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 53, 65, 100, 104, 106, 130, 200, 212, 227, 260, 265, 325, 424, 454, 520, 530, 650, 689, 908, 1060, 1135, 1300, 1325, 1378, 1816, 2120, 2270, 2600, 2650, 2756, 2951, 3445, 4540, 5300, 5512, 5675, 5902, 6890, 9080, 10600, 11350, 11804, 12031, 13780, 14755, 17225, 22700, 23608, 24062, 27560, 29510, 34450, 45400, 48124, 59020, 60155, 68900, 73775, 96248, 118040, 120310, 137800, 147550, 156403, 240620, 295100, 300775, 312806, 481240, 590200, 601550, 625612, 782015, 1203100, 1251224, 1564030, 2406200, 3128060, 3910075, 6256120, 7820150, 15640300, 31280600]

約数ペア:

[(1, 31280600), (2, 15640300), (4, 7820150), (5, 6256120), (8, 3910075), (10, 3128060), (13, 2406200), (20, 1564030), (25, 1251224), (26, 1203100), (40, 782015), (50, 625612), (52, 601550), (53, 590200), (65, 481240), (100, 312806), (104, 300775), (106, 295100), (130, 240620), (200, 156403), (212, 147550), (227, 137800), (260, 120310), (265, 118040), (325, 96248), (424, 73775), (454, 68900), (520, 60155), (530, 59020), (650, 48124), (689, 45400), (908, 34450), (1060, 29510), (1135, 27560), (1300, 24062), (1325, 23608), (1378, 22700), (1816, 17225), (2120, 14755), (2270, 13780), (2600, 12031), (2650, 11804), (2756, 11350), (2951, 10600), (3445, 9080), (4540, 6890), (5300, 5902), (5512, 5675)]