2017520225

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1$

素因数の和:319

約数の個数: 96

約数和(自身を含む): 3132180480

約数和(自身を除く): 1114660255

約数列:

[1, 5, 7, 19, 25, 35, 43, 95, 103, 133, 137, 175, 215, 301, 475, 515, 665, 685, 721, 817, 959, 1075, 1505, 1957, 2575, 2603, 3325, 3425, 3605, 4085, 4429, 4795, 5719, 5891, 7525, 9785, 13015, 13699, 14111, 18025, 18221, 20425, 22145, 23975, 28595, 29455, 31003, 41237, 48925, 65075, 68495, 70555, 84151, 91105, 98777, 110725, 111929, 142975, 147275, 155015, 206185, 268109, 342475, 352775, 420755, 455525, 493885, 559645, 589057, 606773, 775075, 783503, 1030925, 1340545, 1876763, 2103775, 2469425, 2798225, 2945285, 3033865, 3917515, 4247411, 6702725, 9383815, 11528687, 14726425, 15169325, 19587575, 21237055, 46919075, 57643435, 80700809, 106185275, 288217175, 403504045, 2017520225]

約数ペア:

[(1, 2017520225), (5, 403504045), (7, 288217175), (19, 106185275), (25, 80700809), (35, 57643435), (43, 46919075), (95, 21237055), (103, 19587575), (133, 15169325), (137, 14726425), (175, 11528687), (215, 9383815), (301, 6702725), (475, 4247411), (515, 3917515), (665, 3033865), (685, 2945285), (721, 2798225), (817, 2469425), (959, 2103775), (1075, 1876763), (1505, 1340545), (1957, 1030925), (2575, 783503), (2603, 775075), (3325, 606773), (3425, 589057), (3605, 559645), (4085, 493885), (4429, 455525), (4795, 420755), (5719, 352775), (5891, 342475), (7525, 268109), (9785, 206185), (13015, 155015), (13699, 147275), (14111, 142975), (18025, 111929), (18221, 110725), (20425, 98777), (22145, 91105), (23975, 84151), (28595, 70555), (29455, 68495), (31003, 65075), (41237, 48925)]