91892990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:162

約数の個数: 128

約数和(自身を含む): 214990848

約数和(自身を除く): 123097858

約数列:

[1, 2, 5, 7, 10, 14, 17, 31, 34, 35, 47, 53, 62, 70, 85, 94, 106, 119, 155, 170, 217, 235, 238, 265, 310, 329, 371, 434, 470, 527, 530, 595, 658, 742, 799, 901, 1054, 1085, 1190, 1457, 1598, 1643, 1645, 1802, 1855, 2170, 2491, 2635, 2914, 3286, 3290, 3689, 3710, 3995, 4505, 4982, 5270, 5593, 6307, 7285, 7378, 7990, 8215, 9010, 10199, 11186, 11501, 12455, 12614, 14570, 16430, 17437, 18445, 20398, 23002, 24769, 24910, 27931, 27965, 31535, 34874, 36890, 42347, 49538, 50995, 55862, 55930, 57505, 63070, 77221, 84694, 87185, 101990, 115010, 123845, 139655, 154442, 173383, 174370, 195517, 211735, 247690, 279310, 296429, 346766, 386105, 391034, 423470, 540547, 592858, 772210, 866915, 977585, 1081094, 1312757, 1482145, 1733830, 1955170, 2625514, 2702735, 2964290, 5405470, 6563785, 9189299, 13127570, 18378598, 45946495, 91892990]

約数ペア:

[(1, 91892990), (2, 45946495), (5, 18378598), (7, 13127570), (10, 9189299), (14, 6563785), (17, 5405470), (31, 2964290), (34, 2702735), (35, 2625514), (47, 1955170), (53, 1733830), (62, 1482145), (70, 1312757), (85, 1081094), (94, 977585), (106, 866915), (119, 772210), (155, 592858), (170, 540547), (217, 423470), (235, 391034), (238, 386105), (265, 346766), (310, 296429), (329, 279310), (371, 247690), (434, 211735), (470, 195517), (527, 174370), (530, 173383), (595, 154442), (658, 139655), (742, 123845), (799, 115010), (901, 101990), (1054, 87185), (1085, 84694), (1190, 77221), (1457, 63070), (1598, 57505), (1643, 55930), (1645, 55862), (1802, 50995), (1855, 49538), (2170, 42347), (2491, 36890), (2635, 34874), (2914, 31535), (3286, 27965), (3290, 27931), (3689, 24910), (3710, 24769), (3995, 23002), (4505, 20398), (4982, 18445), (5270, 17437), (5593, 16430), (6307, 14570), (7285, 12614), (7378, 12455), (7990, 11501), (8215, 11186), (9010, 10199)]