1320553000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{101581}}^1$

素因数の和:101615

約数の個数: 64

約数和(自身を含む): 3327826320

約数和(自身を除く): 2007273320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 125, 130, 200, 250, 260, 325, 500, 520, 650, 1000, 1300, 1625, 2600, 3250, 6500, 13000, 101581, 203162, 406324, 507905, 812648, 1015810, 1320553, 2031620, 2539525, 2641106, 4063240, 5079050, 5282212, 6602765, 10158100, 10564424, 12697625, 13205530, 20316200, 25395250, 26411060, 33013825, 50790500, 52822120, 66027650, 101581000, 132055300, 165069125, 264110600, 330138250, 660276500, 1320553000]

約数ペア:

[(1, 1320553000), (2, 660276500), (4, 330138250), (5, 264110600), (8, 165069125), (10, 132055300), (13, 101581000), (20, 66027650), (25, 52822120), (26, 50790500), (40, 33013825), (50, 26411060), (52, 25395250), (65, 20316200), (100, 13205530), (104, 12697625), (125, 10564424), (130, 10158100), (200, 6602765), (250, 5282212), (260, 5079050), (325, 4063240), (500, 2641106), (520, 2539525), (650, 2031620), (1000, 1320553), (1300, 1015810), (1625, 812648), (2600, 507905), (3250, 406324), (6500, 203162), (13000, 101581)]