49681320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31847}}^1$

素因数の和:31874

約数の個数: 64

約数和(自身を含む): 160513920

約数和(自身を除く): 110832600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 31847, 63694, 95541, 127388, 159235, 191082, 254776, 318470, 382164, 414011, 477705, 636940, 764328, 828022, 955410, 1242033, 1273880, 1656044, 1910820, 2070055, 2484066, 3312088, 3821640, 4140110, 4968132, 6210165, 8280220, 9936264, 12420330, 16560440, 24840660, 49681320]

約数ペア:

[(1, 49681320), (2, 24840660), (3, 16560440), (4, 12420330), (5, 9936264), (6, 8280220), (8, 6210165), (10, 4968132), (12, 4140110), (13, 3821640), (15, 3312088), (20, 2484066), (24, 2070055), (26, 1910820), (30, 1656044), (39, 1273880), (40, 1242033), (52, 955410), (60, 828022), (65, 764328), (78, 636940), (104, 477705), (120, 414011), (130, 382164), (156, 318470), (195, 254776), (260, 191082), (312, 159235), (390, 127388), (520, 95541), (780, 63694), (1560, 31847)]