5551445840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{13477}}^1$

素因数の和:13780

約数の個数: 80

約数和(自身を含む): 13637579520

約数和(自身を除く): 8086133680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 271, 304, 380, 542, 760, 1084, 1355, 1520, 2168, 2710, 4336, 5149, 5420, 10298, 10840, 13477, 20596, 21680, 25745, 26954, 41192, 51490, 53908, 67385, 82384, 102980, 107816, 134770, 205960, 215632, 256063, 269540, 411920, 512126, 539080, 1024252, 1078160, 1280315, 2048504, 2560630, 3652267, 4097008, 5121260, 7304534, 10242520, 14609068, 18261335, 20485040, 29218136, 36522670, 58436272, 69393073, 73045340, 138786146, 146090680, 277572292, 292181360, 346965365, 555144584, 693930730, 1110289168, 1387861460, 2775722920, 5551445840]

約数ペア:

[(1, 5551445840), (2, 2775722920), (4, 1387861460), (5, 1110289168), (8, 693930730), (10, 555144584), (16, 346965365), (19, 292181360), (20, 277572292), (38, 146090680), (40, 138786146), (76, 73045340), (80, 69393073), (95, 58436272), (152, 36522670), (190, 29218136), (271, 20485040), (304, 18261335), (380, 14609068), (542, 10242520), (760, 7304534), (1084, 5121260), (1355, 4097008), (1520, 3652267), (2168, 2560630), (2710, 2048504), (4336, 1280315), (5149, 1078160), (5420, 1024252), (10298, 539080), (10840, 512126), (13477, 411920), (20596, 269540), (21680, 256063), (25745, 215632), (26954, 205960), (41192, 134770), (51490, 107816), (53908, 102980), (67385, 82384)]