28432836425

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1\times {\mathrm{443}}^1$

素因数の和:775

約数の個数: 96

約数和(自身を含む): 43163904000

約数和(自身を除く): 14731067575

約数列:

[1, 5, 7, 19, 25, 35, 95, 97, 133, 175, 199, 443, 475, 485, 665, 679, 995, 1393, 1843, 2215, 2425, 3101, 3325, 3395, 3781, 4975, 6965, 8417, 9215, 11075, 12901, 15505, 16975, 18905, 19303, 26467, 34825, 42085, 42971, 46075, 58919, 64505, 77525, 88157, 94525, 96515, 132335, 135121, 210425, 214855, 294595, 300797, 322525, 366757, 440785, 482575, 617099, 661675, 675605, 816449, 1074275, 1472975, 1503985, 1674983, 1833785, 2203925, 2567299, 3085495, 3378025, 4082245, 5715143, 7519925, 8374915, 8551229, 9168925, 11724881, 12836495, 15427475, 20411225, 28575715, 41874575, 42756145, 58624405, 59858603, 64182475, 142878575, 162473351, 213780725, 293122025, 299293015, 812366755, 1137313457, 1496465075, 4061833775, 5686567285, 28432836425]

約数ペア:

[(1, 28432836425), (5, 5686567285), (7, 4061833775), (19, 1496465075), (25, 1137313457), (35, 812366755), (95, 299293015), (97, 293122025), (133, 213780725), (175, 162473351), (199, 142878575), (443, 64182475), (475, 59858603), (485, 58624405), (665, 42756145), (679, 41874575), (995, 28575715), (1393, 20411225), (1843, 15427475), (2215, 12836495), (2425, 11724881), (3101, 9168925), (3325, 8551229), (3395, 8374915), (3781, 7519925), (4975, 5715143), (6965, 4082245), (8417, 3378025), (9215, 3085495), (11075, 2567299), (12901, 2203925), (15505, 1833785), (16975, 1674983), (18905, 1503985), (19303, 1472975), (26467, 1074275), (34825, 816449), (42085, 675605), (42971, 661675), (46075, 617099), (58919, 482575), (64505, 440785), (77525, 366757), (88157, 322525), (94525, 300797), (96515, 294595), (132335, 214855), (135121, 210425)]