49049440

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2$

素因数の和:117

約数の個数: 144

約数和(自身を含む): 135127440

約数和(自身を除く): 86078000

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 31, 32, 40, 44, 55, 58, 62, 80, 88, 110, 116, 124, 145, 155, 160, 176, 220, 232, 248, 290, 310, 319, 341, 352, 440, 464, 496, 580, 620, 638, 682, 880, 899, 928, 961, 992, 1160, 1240, 1276, 1364, 1595, 1705, 1760, 1798, 1922, 2320, 2480, 2552, 2728, 3190, 3410, 3596, 3844, 4495, 4640, 4805, 4960, 5104, 5456, 6380, 6820, 7192, 7688, 8990, 9610, 9889, 10208, 10571, 10912, 12760, 13640, 14384, 15376, 17980, 19220, 19778, 21142, 25520, 27280, 27869, 28768, 30752, 35960, 38440, 39556, 42284, 49445, 51040, 52855, 54560, 55738, 71920, 76880, 79112, 84568, 98890, 105710, 111476, 139345, 143840, 153760, 158224, 169136, 197780, 211420, 222952, 278690, 306559, 316448, 338272, 395560, 422840, 445904, 557380, 613118, 791120, 845680, 891808, 1114760, 1226236, 1532795, 1582240, 1691360, 2229520, 2452472, 3065590, 4459040, 4904944, 6131180, 9809888, 12262360, 24524720, 49049440]

約数ペア:

[(1, 49049440), (2, 24524720), (4, 12262360), (5, 9809888), (8, 6131180), (10, 4904944), (11, 4459040), (16, 3065590), (20, 2452472), (22, 2229520), (29, 1691360), (31, 1582240), (32, 1532795), (40, 1226236), (44, 1114760), (55, 891808), (58, 845680), (62, 791120), (80, 613118), (88, 557380), (110, 445904), (116, 422840), (124, 395560), (145, 338272), (155, 316448), (160, 306559), (176, 278690), (220, 222952), (232, 211420), (248, 197780), (290, 169136), (310, 158224), (319, 153760), (341, 143840), (352, 139345), (440, 111476), (464, 105710), (496, 98890), (580, 84568), (620, 79112), (638, 76880), (682, 71920), (880, 55738), (899, 54560), (928, 52855), (961, 51040), (992, 49445), (1160, 42284), (1240, 39556), (1276, 38440), (1364, 35960), (1595, 30752), (1705, 28768), (1760, 27869), (1798, 27280), (1922, 25520), (2320, 21142), (2480, 19778), (2552, 19220), (2728, 17980), (3190, 15376), (3410, 14384), (3596, 13640), (3844, 12760), (4495, 10912), (4640, 10571), (4805, 10208), (4960, 9889), (5104, 9610), (5456, 8990), (6380, 7688), (6820, 7192)]