1008031100

素因数分解:

$2^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{257}}^1\times {\mathrm{643}}^1$

素因数の和:975

約数の個数: 72

約数和(自身を含む): 2235409008

約数和(自身を除く): 1227377908

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 244, 257, 305, 514, 610, 643, 1028, 1220, 1285, 1286, 1525, 2570, 2572, 3050, 3215, 5140, 6100, 6425, 6430, 12850, 12860, 15677, 16075, 25700, 31354, 32150, 39223, 62708, 64300, 78385, 78446, 156770, 156892, 165251, 196115, 313540, 330502, 391925, 392230, 661004, 783850, 784460, 826255, 980575, 1567700, 1652510, 1961150, 3305020, 3922300, 4131275, 8262550, 10080311, 16525100, 20160622, 40321244, 50401555, 100803110, 201606220, 252007775, 504015550, 1008031100]

約数ペア:

[(1, 1008031100), (2, 504015550), (4, 252007775), (5, 201606220), (10, 100803110), (20, 50401555), (25, 40321244), (50, 20160622), (61, 16525100), (100, 10080311), (122, 8262550), (244, 4131275), (257, 3922300), (305, 3305020), (514, 1961150), (610, 1652510), (643, 1567700), (1028, 980575), (1220, 826255), (1285, 784460), (1286, 783850), (1525, 661004), (2570, 392230), (2572, 391925), (3050, 330502), (3215, 313540), (5140, 196115), (6100, 165251), (6425, 156892), (6430, 156770), (12850, 78446), (12860, 78385), (15677, 64300), (16075, 62708), (25700, 39223), (31354, 32150)]