28609100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{373}}^1$

素因数の和:459

約数の個数: 72

約数和(自身を含む): 68172720

約数和(自身を除く): 39563620

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 59, 65, 100, 118, 130, 236, 260, 295, 325, 373, 590, 650, 746, 767, 1180, 1300, 1475, 1492, 1534, 1865, 2950, 3068, 3730, 3835, 4849, 5900, 7460, 7670, 9325, 9698, 15340, 18650, 19175, 19396, 22007, 24245, 37300, 38350, 44014, 48490, 76700, 88028, 96980, 110035, 121225, 220070, 242450, 286091, 440140, 484900, 550175, 572182, 1100350, 1144364, 1430455, 2200700, 2860910, 5721820, 7152275, 14304550, 28609100]

約数ペア:

[(1, 28609100), (2, 14304550), (4, 7152275), (5, 5721820), (10, 2860910), (13, 2200700), (20, 1430455), (25, 1144364), (26, 1100350), (50, 572182), (52, 550175), (59, 484900), (65, 440140), (100, 286091), (118, 242450), (130, 220070), (236, 121225), (260, 110035), (295, 96980), (325, 88028), (373, 76700), (590, 48490), (650, 44014), (746, 38350), (767, 37300), (1180, 24245), (1300, 22007), (1475, 19396), (1492, 19175), (1534, 18650), (1865, 15340), (2950, 9698), (3068, 9325), (3730, 7670), (3835, 7460), (4849, 5900)]