628307385700

素因数分解:

$2^2\times 5^2\times {\mathrm{419}}^1\times {\mathrm{643}}^1\times {\mathrm{23321}}^1$

素因数の和:24397

約数の個数: 72

約数和(自身を含む): 1368865199520

約数和(自身を除く): 740557813820

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 419, 643, 838, 1286, 1676, 2095, 2572, 3215, 4190, 6430, 8380, 10475, 12860, 16075, 20950, 23321, 32150, 41900, 46642, 64300, 93284, 116605, 233210, 269417, 466420, 538834, 583025, 1077668, 1166050, 1347085, 2332100, 2694170, 5388340, 6735425, 9771499, 13470850, 14995403, 19542998, 26941700, 29990806, 39085996, 48857495, 59981612, 74977015, 97714990, 149954030, 195429980, 244287475, 299908060, 374885075, 488574950, 749770150, 977149900, 1499540300, 6283073857, 12566147714, 25132295428, 31415369285, 62830738570, 125661477140, 157076846425, 314153692850, 628307385700]

約数ペア:

[(1, 628307385700), (2, 314153692850), (4, 157076846425), (5, 125661477140), (10, 62830738570), (20, 31415369285), (25, 25132295428), (50, 12566147714), (100, 6283073857), (419, 1499540300), (643, 977149900), (838, 749770150), (1286, 488574950), (1676, 374885075), (2095, 299908060), (2572, 244287475), (3215, 195429980), (4190, 149954030), (6430, 97714990), (8380, 74977015), (10475, 59981612), (12860, 48857495), (16075, 39085996), (20950, 29990806), (23321, 26941700), (32150, 19542998), (41900, 14995403), (46642, 13470850), (64300, 9771499), (93284, 6735425), (116605, 5388340), (233210, 2694170), (269417, 2332100), (466420, 1347085), (538834, 1166050), (583025, 1077668)]