1283806875

素因数分解:

$3^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1699}}^1$

素因数の和:1766

約数の個数: 80

約数和(自身を含む): 2379238400

約数和(自身を除く): 1095431525

約数列:

[1, 3, 5, 13, 15, 25, 31, 39, 65, 75, 93, 125, 155, 195, 325, 375, 403, 465, 625, 775, 975, 1209, 1625, 1699, 1875, 2015, 2325, 3875, 4875, 5097, 6045, 8125, 8495, 10075, 11625, 19375, 22087, 24375, 25485, 30225, 42475, 50375, 52669, 58125, 66261, 110435, 127425, 151125, 158007, 212375, 251875, 263345, 331305, 552175, 637125, 684697, 755625, 790035, 1061875, 1316725, 1656525, 2054091, 2760875, 3185625, 3423485, 3950175, 6583625, 8282625, 10270455, 13804375, 17117425, 19750875, 32918125, 41413125, 51352275, 85587125, 98754375, 256761375, 427935625, 1283806875]

約数ペア:

[(1, 1283806875), (3, 427935625), (5, 256761375), (13, 98754375), (15, 85587125), (25, 51352275), (31, 41413125), (39, 32918125), (65, 19750875), (75, 17117425), (93, 13804375), (125, 10270455), (155, 8282625), (195, 6583625), (325, 3950175), (375, 3423485), (403, 3185625), (465, 2760875), (625, 2054091), (775, 1656525), (975, 1316725), (1209, 1061875), (1625, 790035), (1699, 755625), (1875, 684697), (2015, 637125), (2325, 552175), (3875, 331305), (4875, 263345), (5097, 251875), (6045, 212375), (8125, 158007), (8495, 151125), (10075, 127425), (11625, 110435), (19375, 66261), (22087, 58125), (24375, 52669), (25485, 50375), (30225, 42475)]