90871300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{283}}^1$

素因数の和:342

約数の個数: 108

約数和(自身を含む): 225558480

約数和(自身を除く): 134687180

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 25, 26, 38, 50, 52, 65, 76, 95, 100, 130, 169, 190, 247, 260, 283, 325, 338, 380, 475, 494, 566, 650, 676, 845, 950, 988, 1132, 1235, 1300, 1415, 1690, 1900, 2470, 2830, 3211, 3380, 3679, 4225, 4940, 5377, 5660, 6175, 6422, 7075, 7358, 8450, 10754, 12350, 12844, 14150, 14716, 16055, 16900, 18395, 21508, 24700, 26885, 28300, 32110, 36790, 47827, 53770, 64220, 69901, 73580, 80275, 91975, 95654, 107540, 134425, 139802, 160550, 183950, 191308, 239135, 268850, 279604, 321100, 349505, 367900, 478270, 537700, 699010, 908713, 956540, 1195675, 1398020, 1747525, 1817426, 2391350, 3495050, 3634852, 4543565, 4782700, 6990100, 9087130, 18174260, 22717825, 45435650, 90871300]

約数ペア:

[(1, 90871300), (2, 45435650), (4, 22717825), (5, 18174260), (10, 9087130), (13, 6990100), (19, 4782700), (20, 4543565), (25, 3634852), (26, 3495050), (38, 2391350), (50, 1817426), (52, 1747525), (65, 1398020), (76, 1195675), (95, 956540), (100, 908713), (130, 699010), (169, 537700), (190, 478270), (247, 367900), (260, 349505), (283, 321100), (325, 279604), (338, 268850), (380, 239135), (475, 191308), (494, 183950), (566, 160550), (650, 139802), (676, 134425), (845, 107540), (950, 95654), (988, 91975), (1132, 80275), (1235, 73580), (1300, 69901), (1415, 64220), (1690, 53770), (1900, 47827), (2470, 36790), (2830, 32110), (3211, 28300), (3380, 26885), (3679, 24700), (4225, 21508), (4940, 18395), (5377, 16900), (5660, 16055), (6175, 14716), (6422, 14150), (7075, 12844), (7358, 12350), (8450, 10754)]