71913920

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{293}}^1$

素因数の和:382

約数の個数: 112

約数和(自身を含む): 188183520

約数和(自身を除く): 116269600

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 59, 64, 65, 80, 104, 118, 130, 160, 208, 236, 260, 293, 295, 320, 416, 472, 520, 586, 590, 767, 832, 944, 1040, 1172, 1180, 1465, 1534, 1888, 2080, 2344, 2360, 2930, 3068, 3776, 3809, 3835, 4160, 4688, 4720, 5860, 6136, 7618, 7670, 9376, 9440, 11720, 12272, 15236, 15340, 17287, 18752, 18880, 19045, 23440, 24544, 30472, 30680, 34574, 38090, 46880, 49088, 60944, 61360, 69148, 76180, 86435, 93760, 121888, 122720, 138296, 152360, 172870, 224731, 243776, 245440, 276592, 304720, 345740, 449462, 553184, 609440, 691480, 898924, 1106368, 1123655, 1218880, 1382960, 1797848, 2247310, 2765920, 3595696, 4494620, 5531840, 7191392, 8989240, 14382784, 17978480, 35956960, 71913920]

約数ペア:

[(1, 71913920), (2, 35956960), (4, 17978480), (5, 14382784), (8, 8989240), (10, 7191392), (13, 5531840), (16, 4494620), (20, 3595696), (26, 2765920), (32, 2247310), (40, 1797848), (52, 1382960), (59, 1218880), (64, 1123655), (65, 1106368), (80, 898924), (104, 691480), (118, 609440), (130, 553184), (160, 449462), (208, 345740), (236, 304720), (260, 276592), (293, 245440), (295, 243776), (320, 224731), (416, 172870), (472, 152360), (520, 138296), (586, 122720), (590, 121888), (767, 93760), (832, 86435), (944, 76180), (1040, 69148), (1172, 61360), (1180, 60944), (1465, 49088), (1534, 46880), (1888, 38090), (2080, 34574), (2344, 30680), (2360, 30472), (2930, 24544), (3068, 23440), (3776, 19045), (3809, 18880), (3835, 18752), (4160, 17287), (4688, 15340), (4720, 15236), (5860, 12272), (6136, 11720), (7618, 9440), (7670, 9376)]