15706978550

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^2\times {\mathrm{71}}^1\times {\mathrm{5261}}^1$

素因数の和:5402

約数の個数: 72

約数和(自身を含む): 30689120592

約数和(自身を除く): 14982142042

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 71, 142, 145, 290, 355, 710, 725, 841, 1450, 1682, 1775, 2059, 3550, 4118, 4205, 5261, 8410, 10295, 10522, 20590, 21025, 26305, 42050, 51475, 52610, 59711, 102950, 119422, 131525, 152569, 263050, 298555, 305138, 373531, 597110, 747062, 762845, 1492775, 1525690, 1867655, 2985550, 3735310, 3814225, 4424501, 7628450, 8849002, 9338275, 10832399, 18676550, 21664798, 22122505, 44245010, 54161995, 108323990, 110612525, 221225050, 270809975, 314139571, 541619950, 628279142, 1570697855, 3141395710, 7853489275, 15706978550]

約数ペア:

[(1, 15706978550), (2, 7853489275), (5, 3141395710), (10, 1570697855), (25, 628279142), (29, 541619950), (50, 314139571), (58, 270809975), (71, 221225050), (142, 110612525), (145, 108323990), (290, 54161995), (355, 44245010), (710, 22122505), (725, 21664798), (841, 18676550), (1450, 10832399), (1682, 9338275), (1775, 8849002), (2059, 7628450), (3550, 4424501), (4118, 3814225), (4205, 3735310), (5261, 2985550), (8410, 1867655), (10295, 1525690), (10522, 1492775), (20590, 762845), (21025, 747062), (26305, 597110), (42050, 373531), (51475, 305138), (52610, 298555), (59711, 263050), (102950, 152569), (119422, 131525)]