61412925

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{983}}^1$

素因数の和:1027

約数の個数: 72

約数和(自身を含む): 125188416

約数和(自身を除く): 63775491

約数列:

[1, 3, 5, 7, 15, 17, 21, 25, 35, 49, 51, 75, 85, 105, 119, 147, 175, 245, 255, 357, 425, 525, 595, 735, 833, 983, 1225, 1275, 1785, 2499, 2949, 2975, 3675, 4165, 4915, 6881, 8925, 12495, 14745, 16711, 20643, 20825, 24575, 34405, 48167, 50133, 62475, 73725, 83555, 103215, 116977, 144501, 172025, 240835, 250665, 350931, 417775, 516075, 584885, 722505, 818839, 1204175, 1253325, 1754655, 2456517, 2924425, 3612525, 4094195, 8773275, 12282585, 20470975, 61412925]

約数ペア:

[(1, 61412925), (3, 20470975), (5, 12282585), (7, 8773275), (15, 4094195), (17, 3612525), (21, 2924425), (25, 2456517), (35, 1754655), (49, 1253325), (51, 1204175), (75, 818839), (85, 722505), (105, 584885), (119, 516075), (147, 417775), (175, 350931), (245, 250665), (255, 240835), (357, 172025), (425, 144501), (525, 116977), (595, 103215), (735, 83555), (833, 73725), (983, 62475), (1225, 50133), (1275, 48167), (1785, 34405), (2499, 24575), (2949, 20825), (2975, 20643), (3675, 16711), (4165, 14745), (4915, 12495), (6881, 8925)]