72898360

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{58789}}^1$

素因数の和:58831

約数の個数: 32

約数和(自身を含む): 169315200

約数和(自身を除く): 96416840

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 58789, 117578, 235156, 293945, 470312, 587890, 1175780, 1822459, 2351560, 3644918, 7289836, 9112295, 14579672, 18224590, 36449180, 72898360]

約数ペア:

[(1, 72898360), (2, 36449180), (4, 18224590), (5, 14579672), (8, 9112295), (10, 7289836), (20, 3644918), (31, 2351560), (40, 1822459), (62, 1175780), (124, 587890), (155, 470312), (248, 293945), (310, 235156), (620, 117578), (1240, 58789)]