20135765375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{563}}^1$

素因数の和:682

約数の個数: 96

約数和(自身を含む): 29710437120

約数和(自身を除く): 9574671745

約数列:

[1, 5, 11, 19, 25, 37, 55, 95, 125, 185, 209, 275, 407, 475, 563, 703, 925, 1045, 1369, 1375, 2035, 2375, 2815, 3515, 4625, 5225, 6193, 6845, 7733, 10175, 10697, 14075, 15059, 17575, 20831, 26011, 26125, 30965, 34225, 38665, 50875, 53485, 70375, 75295, 87875, 104155, 117667, 130055, 154825, 171125, 193325, 229141, 267425, 286121, 376475, 395789, 520775, 588335, 650275, 770747, 774125, 966625, 1145705, 1337125, 1430605, 1882375, 1978945, 2603875, 2941675, 3251375, 3853735, 4353679, 5728525, 7153025, 8478217, 9894725, 14644193, 14708375, 19268675, 21768395, 28642625, 35765125, 42391085, 49473625, 73220965, 96343375, 108841975, 161086123, 211955425, 366104825, 544209875, 805430615, 1059777125, 1830524125, 4027153075, 20135765375]

約数ペア:

[(1, 20135765375), (5, 4027153075), (11, 1830524125), (19, 1059777125), (25, 805430615), (37, 544209875), (55, 366104825), (95, 211955425), (125, 161086123), (185, 108841975), (209, 96343375), (275, 73220965), (407, 49473625), (475, 42391085), (563, 35765125), (703, 28642625), (925, 21768395), (1045, 19268675), (1369, 14708375), (1375, 14644193), (2035, 9894725), (2375, 8478217), (2815, 7153025), (3515, 5728525), (4625, 4353679), (5225, 3853735), (6193, 3251375), (6845, 2941675), (7733, 2603875), (10175, 1978945), (10697, 1882375), (14075, 1430605), (15059, 1337125), (17575, 1145705), (20831, 966625), (26011, 774125), (26125, 770747), (30965, 650275), (34225, 588335), (38665, 520775), (50875, 395789), (53485, 376475), (70375, 286121), (75295, 267425), (87875, 229141), (104155, 193325), (117667, 171125), (130055, 154825)]