25388550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1$

素因数の和:275

約数の個数: 144

約数和(自身を含む): 77995008

約数和(自身を除く): 52606458

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 23, 25, 30, 33, 45, 46, 50, 55, 66, 69, 75, 90, 99, 110, 115, 138, 150, 165, 198, 207, 223, 225, 230, 253, 275, 330, 345, 414, 446, 450, 495, 506, 550, 575, 669, 690, 759, 825, 990, 1035, 1115, 1150, 1265, 1338, 1518, 1650, 1725, 2007, 2070, 2230, 2277, 2453, 2475, 2530, 3345, 3450, 3795, 4014, 4554, 4906, 4950, 5129, 5175, 5575, 6325, 6690, 7359, 7590, 10035, 10258, 10350, 11150, 11385, 12265, 12650, 14718, 15387, 16725, 18975, 20070, 22077, 22770, 24530, 25645, 30774, 33450, 36795, 37950, 44154, 46161, 50175, 51290, 56419, 56925, 61325, 73590, 76935, 92322, 100350, 110385, 112838, 113850, 122650, 128225, 153870, 169257, 183975, 220770, 230805, 256450, 282095, 338514, 367950, 384675, 461610, 507771, 551925, 564190, 769350, 846285, 1015542, 1103850, 1154025, 1410475, 1692570, 2308050, 2538855, 2820950, 4231425, 5077710, 8462850, 12694275, 25388550]

約数ペア:

[(1, 25388550), (2, 12694275), (3, 8462850), (5, 5077710), (6, 4231425), (9, 2820950), (10, 2538855), (11, 2308050), (15, 1692570), (18, 1410475), (22, 1154025), (23, 1103850), (25, 1015542), (30, 846285), (33, 769350), (45, 564190), (46, 551925), (50, 507771), (55, 461610), (66, 384675), (69, 367950), (75, 338514), (90, 282095), (99, 256450), (110, 230805), (115, 220770), (138, 183975), (150, 169257), (165, 153870), (198, 128225), (207, 122650), (223, 113850), (225, 112838), (230, 110385), (253, 100350), (275, 92322), (330, 76935), (345, 73590), (414, 61325), (446, 56925), (450, 56419), (495, 51290), (506, 50175), (550, 46161), (575, 44154), (669, 37950), (690, 36795), (759, 33450), (825, 30774), (990, 25645), (1035, 24530), (1115, 22770), (1150, 22077), (1265, 20070), (1338, 18975), (1518, 16725), (1650, 15387), (1725, 14718), (2007, 12650), (2070, 12265), (2230, 11385), (2277, 11150), (2453, 10350), (2475, 10258), (2530, 10035), (3345, 7590), (3450, 7359), (3795, 6690), (4014, 6325), (4554, 5575), (4906, 5175), (4950, 5129)]