291240874280

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{881}}^1\times {\mathrm{85201}}^1$

素因数の和:86190

約数の個数: 64

約数和(自身を含む): 662806806480

約数和(自身を除く): 371565932200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 881, 970, 1762, 1940, 3524, 3880, 4405, 7048, 8810, 17620, 35240, 85201, 85457, 170402, 170914, 340804, 341828, 426005, 427285, 681608, 683656, 852010, 854570, 1704020, 1709140, 3408040, 3418280, 8264497, 16528994, 33057988, 41322485, 66115976, 75062081, 82644970, 150124162, 165289940, 300248324, 330579880, 375310405, 600496648, 750620810, 1501241620, 3002483240, 7281021857, 14562043714, 29124087428, 36405109285, 58248174856, 72810218570, 145620437140, 291240874280]

約数ペア:

[(1, 291240874280), (2, 145620437140), (4, 72810218570), (5, 58248174856), (8, 36405109285), (10, 29124087428), (20, 14562043714), (40, 7281021857), (97, 3002483240), (194, 1501241620), (388, 750620810), (485, 600496648), (776, 375310405), (881, 330579880), (970, 300248324), (1762, 165289940), (1940, 150124162), (3524, 82644970), (3880, 75062081), (4405, 66115976), (7048, 41322485), (8810, 33057988), (17620, 16528994), (35240, 8264497), (85201, 3418280), (85457, 3408040), (170402, 1709140), (170914, 1704020), (340804, 854570), (341828, 852010), (426005, 683656), (427285, 681608)]