265596250

素因数分解:

$2^1\times 5^4\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1$

素因数の和:305

約数の個数: 80

約数和(自身を含む): 536453280

約数和(自身を除く): 270857030

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 53, 95, 106, 125, 190, 211, 250, 265, 422, 475, 530, 625, 950, 1007, 1055, 1250, 1325, 2014, 2110, 2375, 2650, 4009, 4750, 5035, 5275, 6625, 8018, 10070, 10550, 11183, 11875, 13250, 20045, 22366, 23750, 25175, 26375, 33125, 40090, 50350, 52750, 55915, 66250, 100225, 111830, 125875, 131875, 200450, 212477, 251750, 263750, 279575, 424954, 501125, 559150, 629375, 1002250, 1062385, 1258750, 1397875, 2124770, 2505625, 2795750, 5011250, 5311925, 6989375, 10623850, 13978750, 26559625, 53119250, 132798125, 265596250]

約数ペア:

[(1, 265596250), (2, 132798125), (5, 53119250), (10, 26559625), (19, 13978750), (25, 10623850), (38, 6989375), (50, 5311925), (53, 5011250), (95, 2795750), (106, 2505625), (125, 2124770), (190, 1397875), (211, 1258750), (250, 1062385), (265, 1002250), (422, 629375), (475, 559150), (530, 501125), (625, 424954), (950, 279575), (1007, 263750), (1055, 251750), (1250, 212477), (1325, 200450), (2014, 131875), (2110, 125875), (2375, 111830), (2650, 100225), (4009, 66250), (4750, 55915), (5035, 52750), (5275, 50350), (6625, 40090), (8018, 33125), (10070, 26375), (10550, 25175), (11183, 23750), (11875, 22366), (13250, 20045)]