168743750

素因数分解:

$2^1\times 5^5\times 7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:89

約数の個数: 144

約数和(自身を含む): 400755600

約数和(自身を除く): 232011850

約数列:

[1, 2, 5, 7, 10, 14, 19, 25, 29, 35, 38, 49, 50, 58, 70, 95, 98, 125, 133, 145, 175, 190, 203, 245, 250, 266, 290, 350, 406, 475, 490, 551, 625, 665, 725, 875, 931, 950, 1015, 1102, 1225, 1250, 1330, 1421, 1450, 1750, 1862, 2030, 2375, 2450, 2755, 2842, 3125, 3325, 3625, 3857, 4375, 4655, 4750, 5075, 5510, 6125, 6250, 6650, 7105, 7250, 7714, 8750, 9310, 10150, 11875, 12250, 13775, 14210, 16625, 18125, 19285, 21875, 23275, 23750, 25375, 26999, 27550, 30625, 33250, 35525, 36250, 38570, 43750, 46550, 50750, 53998, 59375, 61250, 68875, 71050, 83125, 90625, 96425, 116375, 118750, 126875, 134995, 137750, 153125, 166250, 177625, 181250, 192850, 232750, 253750, 269990, 306250, 344375, 355250, 415625, 482125, 581875, 634375, 674975, 688750, 831250, 888125, 964250, 1163750, 1268750, 1349950, 1721875, 1776250, 2410625, 2909375, 3374875, 3443750, 4440625, 4821250, 5818750, 6749750, 8881250, 12053125, 16874375, 24106250, 33748750, 84371875, 168743750]

約数ペア:

[(1, 168743750), (2, 84371875), (5, 33748750), (7, 24106250), (10, 16874375), (14, 12053125), (19, 8881250), (25, 6749750), (29, 5818750), (35, 4821250), (38, 4440625), (49, 3443750), (50, 3374875), (58, 2909375), (70, 2410625), (95, 1776250), (98, 1721875), (125, 1349950), (133, 1268750), (145, 1163750), (175, 964250), (190, 888125), (203, 831250), (245, 688750), (250, 674975), (266, 634375), (290, 581875), (350, 482125), (406, 415625), (475, 355250), (490, 344375), (551, 306250), (625, 269990), (665, 253750), (725, 232750), (875, 192850), (931, 181250), (950, 177625), (1015, 166250), (1102, 153125), (1225, 137750), (1250, 134995), (1330, 126875), (1421, 118750), (1450, 116375), (1750, 96425), (1862, 90625), (2030, 83125), (2375, 71050), (2450, 68875), (2755, 61250), (2842, 59375), (3125, 53998), (3325, 50750), (3625, 46550), (3857, 43750), (4375, 38570), (4655, 36250), (4750, 35525), (5075, 33250), (5510, 30625), (6125, 27550), (6250, 26999), (6650, 25375), (7105, 23750), (7250, 23275), (7714, 21875), (8750, 19285), (9310, 18125), (10150, 16625), (11875, 14210), (12250, 13775)]