201489100

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:188

約数の個数: 144

約数和(自身を含む): 494030880

約数和(自身を除く): 292541780

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 29, 34, 50, 58, 61, 67, 68, 85, 100, 116, 122, 134, 145, 170, 244, 268, 290, 305, 335, 340, 425, 493, 580, 610, 670, 725, 850, 986, 1037, 1139, 1220, 1340, 1450, 1525, 1675, 1700, 1769, 1943, 1972, 2074, 2278, 2465, 2900, 3050, 3350, 3538, 3886, 4087, 4148, 4556, 4930, 5185, 5695, 6100, 6700, 7076, 7772, 8174, 8845, 9715, 9860, 10370, 11390, 12325, 16348, 17690, 19430, 20435, 20740, 22780, 24650, 25925, 28475, 30073, 33031, 35380, 38860, 40870, 44225, 48575, 49300, 51850, 56950, 60146, 66062, 69479, 81740, 88450, 97150, 102175, 103700, 113900, 118523, 120292, 132124, 138958, 150365, 165155, 176900, 194300, 204350, 237046, 277916, 300730, 330310, 347395, 408700, 474092, 592615, 601460, 660620, 694790, 751825, 825775, 1185230, 1389580, 1503650, 1651550, 1736975, 2014891, 2370460, 2963075, 3007300, 3303100, 3473950, 4029782, 5926150, 6947900, 8059564, 10074455, 11852300, 20148910, 40297820, 50372275, 100744550, 201489100]

約数ペア:

[(1, 201489100), (2, 100744550), (4, 50372275), (5, 40297820), (10, 20148910), (17, 11852300), (20, 10074455), (25, 8059564), (29, 6947900), (34, 5926150), (50, 4029782), (58, 3473950), (61, 3303100), (67, 3007300), (68, 2963075), (85, 2370460), (100, 2014891), (116, 1736975), (122, 1651550), (134, 1503650), (145, 1389580), (170, 1185230), (244, 825775), (268, 751825), (290, 694790), (305, 660620), (335, 601460), (340, 592615), (425, 474092), (493, 408700), (580, 347395), (610, 330310), (670, 300730), (725, 277916), (850, 237046), (986, 204350), (1037, 194300), (1139, 176900), (1220, 165155), (1340, 150365), (1450, 138958), (1525, 132124), (1675, 120292), (1700, 118523), (1769, 113900), (1943, 103700), (1972, 102175), (2074, 97150), (2278, 88450), (2465, 81740), (2900, 69479), (3050, 66062), (3350, 60146), (3538, 56950), (3886, 51850), (4087, 49300), (4148, 48575), (4556, 44225), (4930, 40870), (5185, 38860), (5695, 35380), (6100, 33031), (6700, 30073), (7076, 28475), (7772, 25925), (8174, 24650), (8845, 22780), (9715, 20740), (9860, 20435), (10370, 19430), (11390, 17690), (12325, 16348)]