25872228

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{239}}^1$

素因数の和:377

約数の個数: 72

約数和(自身を含む): 68490240

約数和(自身を除く): 42618012

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 97, 124, 186, 194, 239, 279, 291, 372, 388, 478, 558, 582, 717, 873, 956, 1116, 1164, 1434, 1746, 2151, 2868, 3007, 3492, 4302, 6014, 7409, 8604, 9021, 12028, 14818, 18042, 22227, 23183, 27063, 29636, 36084, 44454, 46366, 54126, 66681, 69549, 88908, 92732, 108252, 133362, 139098, 208647, 266724, 278196, 417294, 718673, 834588, 1437346, 2156019, 2874692, 4312038, 6468057, 8624076, 12936114, 25872228]

約数ペア:

[(1, 25872228), (2, 12936114), (3, 8624076), (4, 6468057), (6, 4312038), (9, 2874692), (12, 2156019), (18, 1437346), (31, 834588), (36, 718673), (62, 417294), (93, 278196), (97, 266724), (124, 208647), (186, 139098), (194, 133362), (239, 108252), (279, 92732), (291, 88908), (372, 69549), (388, 66681), (478, 54126), (558, 46366), (582, 44454), (717, 36084), (873, 29636), (956, 27063), (1116, 23183), (1164, 22227), (1434, 18042), (1746, 14818), (2151, 12028), (2868, 9021), (3007, 8604), (3492, 7409), (4302, 6014)]