25623540

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{15817}}^1$

素因数の和:15838

約数の個数: 60

約数和(自身を含む): 80387076

約数和(自身を除く): 54763536

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 15817, 31634, 47451, 63268, 79085, 94902, 142353, 158170, 189804, 237255, 284706, 316340, 427059, 474510, 569412, 711765, 854118, 949020, 1281177, 1423530, 1708236, 2135295, 2562354, 2847060, 4270590, 5124708, 6405885, 8541180, 12811770, 25623540]

約数ペア:

[(1, 25623540), (2, 12811770), (3, 8541180), (4, 6405885), (5, 5124708), (6, 4270590), (9, 2847060), (10, 2562354), (12, 2135295), (15, 1708236), (18, 1423530), (20, 1281177), (27, 949020), (30, 854118), (36, 711765), (45, 569412), (54, 474510), (60, 427059), (81, 316340), (90, 284706), (108, 237255), (135, 189804), (162, 158170), (180, 142353), (270, 94902), (324, 79085), (405, 63268), (540, 47451), (810, 31634), (1620, 15817)]