581383775

素因数分解:

$5^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:289

約数の個数: 72

約数和(自身を含む): 876658176

約数和(自身を除く): 295274401

約数列:

[1, 5, 7, 25, 35, 37, 49, 101, 127, 175, 185, 245, 259, 505, 635, 707, 889, 925, 1225, 1295, 1813, 2525, 3175, 3535, 3737, 4445, 4699, 4949, 6223, 6475, 9065, 12827, 17675, 18685, 22225, 23495, 24745, 26159, 31115, 32893, 45325, 64135, 89789, 93425, 117475, 123725, 130795, 155575, 164465, 183113, 230251, 320675, 448945, 474599, 628523, 653975, 822325, 915565, 1151255, 2244725, 2372995, 3142615, 3322193, 4577825, 5756275, 11864975, 15713075, 16610965, 23255351, 83054825, 116276755, 581383775]

約数ペア:

[(1, 581383775), (5, 116276755), (7, 83054825), (25, 23255351), (35, 16610965), (37, 15713075), (49, 11864975), (101, 5756275), (127, 4577825), (175, 3322193), (185, 3142615), (245, 2372995), (259, 2244725), (505, 1151255), (635, 915565), (707, 822325), (889, 653975), (925, 628523), (1225, 474599), (1295, 448945), (1813, 320675), (2525, 230251), (3175, 183113), (3535, 164465), (3737, 155575), (4445, 130795), (4699, 123725), (4949, 117475), (6223, 93425), (6475, 89789), (9065, 64135), (12827, 45325), (17675, 32893), (18685, 31115), (22225, 26159), (23495, 24745)]