74040525

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1489}}^1$

素因数の和:1535

約数の個数: 72

約数和(自身を含む): 151318440

約数和(自身を除く): 77277915

約数列:

[1, 3, 5, 9, 13, 15, 17, 25, 39, 45, 51, 65, 75, 85, 117, 153, 195, 221, 225, 255, 325, 425, 585, 663, 765, 975, 1105, 1275, 1489, 1989, 2925, 3315, 3825, 4467, 5525, 7445, 9945, 13401, 16575, 19357, 22335, 25313, 37225, 49725, 58071, 67005, 75939, 96785, 111675, 126565, 174213, 227817, 290355, 329069, 335025, 379695, 483925, 632825, 871065, 987207, 1139085, 1451775, 1645345, 1898475, 2961621, 4355325, 4936035, 5695425, 8226725, 14808105, 24680175, 74040525]

約数ペア:

[(1, 74040525), (3, 24680175), (5, 14808105), (9, 8226725), (13, 5695425), (15, 4936035), (17, 4355325), (25, 2961621), (39, 1898475), (45, 1645345), (51, 1451775), (65, 1139085), (75, 987207), (85, 871065), (117, 632825), (153, 483925), (195, 379695), (221, 335025), (225, 329069), (255, 290355), (325, 227817), (425, 174213), (585, 126565), (663, 111675), (765, 96785), (975, 75939), (1105, 67005), (1275, 58071), (1489, 49725), (1989, 37225), (2925, 25313), (3315, 22335), (3825, 19357), (4467, 16575), (5525, 13401), (7445, 9945)]