25212060

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:297

約数の個数: 120

約数和(自身を含む): 80498880

約数和(自身を除く): 55286820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 79, 81, 90, 108, 135, 158, 162, 180, 197, 237, 270, 316, 324, 394, 395, 405, 474, 540, 591, 711, 788, 790, 810, 948, 985, 1182, 1185, 1422, 1580, 1620, 1773, 1970, 2133, 2364, 2370, 2844, 2955, 3546, 3555, 3940, 4266, 4740, 5319, 5910, 6399, 7092, 7110, 8532, 8865, 10638, 10665, 11820, 12798, 14220, 15563, 15957, 17730, 21276, 21330, 25596, 26595, 31126, 31914, 31995, 35460, 42660, 46689, 53190, 62252, 63828, 63990, 77815, 79785, 93378, 106380, 127980, 140067, 155630, 159570, 186756, 233445, 280134, 311260, 319140, 420201, 466890, 560268, 700335, 840402, 933780, 1260603, 1400670, 1680804, 2101005, 2521206, 2801340, 4202010, 5042412, 6303015, 8404020, 12606030, 25212060]

約数ペア:

[(1, 25212060), (2, 12606030), (3, 8404020), (4, 6303015), (5, 5042412), (6, 4202010), (9, 2801340), (10, 2521206), (12, 2101005), (15, 1680804), (18, 1400670), (20, 1260603), (27, 933780), (30, 840402), (36, 700335), (45, 560268), (54, 466890), (60, 420201), (79, 319140), (81, 311260), (90, 280134), (108, 233445), (135, 186756), (158, 159570), (162, 155630), (180, 140067), (197, 127980), (237, 106380), (270, 93378), (316, 79785), (324, 77815), (394, 63990), (395, 63828), (405, 62252), (474, 53190), (540, 46689), (591, 42660), (711, 35460), (788, 31995), (790, 31914), (810, 31126), (948, 26595), (985, 25596), (1182, 21330), (1185, 21276), (1422, 17730), (1580, 15957), (1620, 15563), (1773, 14220), (1970, 12798), (2133, 11820), (2364, 10665), (2370, 10638), (2844, 8865), (2955, 8532), (3546, 7110), (3555, 7092), (3940, 6399), (4266, 5910), (4740, 5319)]