81697512

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{211}}^1$

素因数の和:323

約数の個数: 128

約数和(自身を含む): 237202560

約数和(自身を除く): 155505048

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 24, 26, 34, 39, 51, 52, 68, 73, 78, 102, 104, 136, 146, 156, 204, 211, 219, 221, 292, 312, 408, 422, 438, 442, 584, 633, 663, 844, 876, 884, 949, 1241, 1266, 1326, 1688, 1752, 1768, 1898, 2482, 2532, 2652, 2743, 2847, 3587, 3723, 3796, 4964, 5064, 5304, 5486, 5694, 7174, 7446, 7592, 8229, 9928, 10761, 10972, 11388, 14348, 14892, 15403, 16133, 16458, 21522, 21944, 22776, 28696, 29784, 30806, 32266, 32916, 43044, 46209, 46631, 48399, 61612, 64532, 65832, 86088, 92418, 93262, 96798, 123224, 129064, 139893, 184836, 186524, 193596, 200239, 261851, 279786, 369672, 373048, 387192, 400478, 523702, 559572, 600717, 785553, 800956, 1047404, 1119144, 1201434, 1571106, 1601912, 2094808, 2402868, 3142212, 3404063, 4805736, 6284424, 6808126, 10212189, 13616252, 20424378, 27232504, 40848756, 81697512]

約数ペア:

[(1, 81697512), (2, 40848756), (3, 27232504), (4, 20424378), (6, 13616252), (8, 10212189), (12, 6808126), (13, 6284424), (17, 4805736), (24, 3404063), (26, 3142212), (34, 2402868), (39, 2094808), (51, 1601912), (52, 1571106), (68, 1201434), (73, 1119144), (78, 1047404), (102, 800956), (104, 785553), (136, 600717), (146, 559572), (156, 523702), (204, 400478), (211, 387192), (219, 373048), (221, 369672), (292, 279786), (312, 261851), (408, 200239), (422, 193596), (438, 186524), (442, 184836), (584, 139893), (633, 129064), (663, 123224), (844, 96798), (876, 93262), (884, 92418), (949, 86088), (1241, 65832), (1266, 64532), (1326, 61612), (1688, 48399), (1752, 46631), (1768, 46209), (1898, 43044), (2482, 32916), (2532, 32266), (2652, 30806), (2743, 29784), (2847, 28696), (3587, 22776), (3723, 21944), (3796, 21522), (4964, 16458), (5064, 16133), (5304, 15403), (5486, 14892), (5694, 14348), (7174, 11388), (7446, 10972), (7592, 10761), (8229, 9928)]