172820164

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:349

約数の個数: 96

約数和(自身を含む): 374492160

約数和(自身を除く): 201671996

約数列:

[1, 2, 4, 11, 17, 22, 29, 31, 34, 44, 58, 62, 68, 116, 124, 187, 257, 319, 341, 374, 493, 514, 527, 638, 682, 748, 899, 986, 1028, 1054, 1276, 1364, 1798, 1972, 2108, 2827, 3596, 4369, 5423, 5654, 5797, 7453, 7967, 8738, 9889, 10846, 11308, 11594, 14906, 15283, 15934, 17476, 19778, 21692, 23188, 29812, 30566, 31868, 39556, 48059, 61132, 81983, 87637, 96118, 126701, 135439, 163966, 168113, 175274, 192236, 231043, 253402, 270878, 327932, 336226, 350548, 462086, 506804, 541756, 672452, 924172, 1393711, 1489829, 2541473, 2787422, 2979658, 3927731, 5082946, 5574844, 5959316, 7855462, 10165892, 15710924, 43205041, 86410082, 172820164]

約数ペア:

[(1, 172820164), (2, 86410082), (4, 43205041), (11, 15710924), (17, 10165892), (22, 7855462), (29, 5959316), (31, 5574844), (34, 5082946), (44, 3927731), (58, 2979658), (62, 2787422), (68, 2541473), (116, 1489829), (124, 1393711), (187, 924172), (257, 672452), (319, 541756), (341, 506804), (374, 462086), (493, 350548), (514, 336226), (527, 327932), (638, 270878), (682, 253402), (748, 231043), (899, 192236), (986, 175274), (1028, 168113), (1054, 163966), (1276, 135439), (1364, 126701), (1798, 96118), (1972, 87637), (2108, 81983), (2827, 61132), (3596, 48059), (4369, 39556), (5423, 31868), (5654, 30566), (5797, 29812), (7453, 23188), (7967, 21692), (8738, 19778), (9889, 17476), (10846, 15934), (11308, 15283), (11594, 14906)]