80709948

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{631}}^1$

素因数の和:688

約数の個数: 144

約数和(自身を含む): 248451840

約数和(自身を除く): 167741892

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 17, 18, 19, 22, 33, 34, 36, 38, 44, 51, 57, 66, 68, 76, 99, 102, 114, 132, 153, 171, 187, 198, 204, 209, 228, 306, 323, 342, 374, 396, 418, 561, 612, 627, 631, 646, 684, 748, 836, 969, 1122, 1254, 1262, 1292, 1683, 1881, 1893, 1938, 2244, 2508, 2524, 2907, 3366, 3553, 3762, 3786, 3876, 5679, 5814, 6732, 6941, 7106, 7524, 7572, 10659, 10727, 11358, 11628, 11989, 13882, 14212, 20823, 21318, 21454, 22716, 23978, 27764, 31977, 32181, 35967, 41646, 42636, 42908, 47956, 62469, 63954, 64362, 71934, 83292, 96543, 107901, 117997, 124938, 127908, 128724, 131879, 143868, 193086, 203813, 215802, 235994, 249876, 263758, 353991, 386172, 395637, 407626, 431604, 471988, 527516, 611439, 707982, 791274, 815252, 1061973, 1186911, 1222878, 1415964, 1582548, 1834317, 2123946, 2241943, 2373822, 2445756, 3668634, 4247892, 4483886, 4747644, 6725829, 7337268, 8967772, 13451658, 20177487, 26903316, 40354974, 80709948]

約数ペア:

[(1, 80709948), (2, 40354974), (3, 26903316), (4, 20177487), (6, 13451658), (9, 8967772), (11, 7337268), (12, 6725829), (17, 4747644), (18, 4483886), (19, 4247892), (22, 3668634), (33, 2445756), (34, 2373822), (36, 2241943), (38, 2123946), (44, 1834317), (51, 1582548), (57, 1415964), (66, 1222878), (68, 1186911), (76, 1061973), (99, 815252), (102, 791274), (114, 707982), (132, 611439), (153, 527516), (171, 471988), (187, 431604), (198, 407626), (204, 395637), (209, 386172), (228, 353991), (306, 263758), (323, 249876), (342, 235994), (374, 215802), (396, 203813), (418, 193086), (561, 143868), (612, 131879), (627, 128724), (631, 127908), (646, 124938), (684, 117997), (748, 107901), (836, 96543), (969, 83292), (1122, 71934), (1254, 64362), (1262, 63954), (1292, 62469), (1683, 47956), (1881, 42908), (1893, 42636), (1938, 41646), (2244, 35967), (2508, 32181), (2524, 31977), (2907, 27764), (3366, 23978), (3553, 22716), (3762, 21454), (3786, 21318), (3876, 20823), (5679, 14212), (5814, 13882), (6732, 11989), (6941, 11628), (7106, 11358), (7524, 10727), (7572, 10659)]