99801520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{13709}}^1$

素因数の和:13742

約数の個数: 80

約数和(自身を含む): 285606720

約数和(自身を除く): 185805200

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 13709, 27418, 54836, 68545, 95963, 109672, 137090, 178217, 191926, 219344, 274180, 356434, 383852, 479815, 548360, 712868, 767704, 891085, 959630, 1096720, 1247519, 1425736, 1535408, 1782170, 1919260, 2495038, 2851472, 3564340, 3838520, 4990076, 6237595, 7128680, 7677040, 9980152, 12475190, 14257360, 19960304, 24950380, 49900760, 99801520]

約数ペア:

[(1, 99801520), (2, 49900760), (4, 24950380), (5, 19960304), (7, 14257360), (8, 12475190), (10, 9980152), (13, 7677040), (14, 7128680), (16, 6237595), (20, 4990076), (26, 3838520), (28, 3564340), (35, 2851472), (40, 2495038), (52, 1919260), (56, 1782170), (65, 1535408), (70, 1425736), (80, 1247519), (91, 1096720), (104, 959630), (112, 891085), (130, 767704), (140, 712868), (182, 548360), (208, 479815), (260, 383852), (280, 356434), (364, 274180), (455, 219344), (520, 191926), (560, 178217), (728, 137090), (910, 109672), (1040, 95963), (1456, 68545), (1820, 54836), (3640, 27418), (7280, 13709)]