201985000

素因数分解:

$2^3\times 5^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1$

素因数の和:261

約数の個数: 160

約数和(自身を含む): 562320000

約数和(自身を除く): 360335000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 29, 35, 40, 50, 56, 58, 70, 100, 116, 125, 140, 145, 175, 199, 200, 203, 232, 250, 280, 290, 350, 398, 406, 500, 580, 625, 700, 725, 796, 812, 875, 995, 1000, 1015, 1160, 1250, 1393, 1400, 1450, 1592, 1624, 1750, 1990, 2030, 2500, 2786, 2900, 3500, 3625, 3980, 4060, 4375, 4975, 5000, 5075, 5572, 5771, 5800, 6965, 7000, 7250, 7960, 8120, 8750, 9950, 10150, 11144, 11542, 13930, 14500, 17500, 18125, 19900, 20300, 23084, 24875, 25375, 27860, 28855, 29000, 34825, 35000, 36250, 39800, 40397, 40600, 46168, 49750, 50750, 55720, 57710, 69650, 72500, 80794, 99500, 101500, 115420, 124375, 126875, 139300, 144275, 145000, 161588, 174125, 199000, 201985, 203000, 230840, 248750, 253750, 278600, 288550, 323176, 348250, 403970, 497500, 507500, 577100, 696500, 721375, 807940, 870625, 995000, 1009925, 1015000, 1154200, 1393000, 1442750, 1615880, 1741250, 2019850, 2885500, 3482500, 3606875, 4039700, 5049625, 5771000, 6965000, 7213750, 8079400, 10099250, 14427500, 20198500, 25248125, 28855000, 40397000, 50496250, 100992500, 201985000]

約数ペア:

[(1, 201985000), (2, 100992500), (4, 50496250), (5, 40397000), (7, 28855000), (8, 25248125), (10, 20198500), (14, 14427500), (20, 10099250), (25, 8079400), (28, 7213750), (29, 6965000), (35, 5771000), (40, 5049625), (50, 4039700), (56, 3606875), (58, 3482500), (70, 2885500), (100, 2019850), (116, 1741250), (125, 1615880), (140, 1442750), (145, 1393000), (175, 1154200), (199, 1015000), (200, 1009925), (203, 995000), (232, 870625), (250, 807940), (280, 721375), (290, 696500), (350, 577100), (398, 507500), (406, 497500), (500, 403970), (580, 348250), (625, 323176), (700, 288550), (725, 278600), (796, 253750), (812, 248750), (875, 230840), (995, 203000), (1000, 201985), (1015, 199000), (1160, 174125), (1250, 161588), (1393, 145000), (1400, 144275), (1450, 139300), (1592, 126875), (1624, 124375), (1750, 115420), (1990, 101500), (2030, 99500), (2500, 80794), (2786, 72500), (2900, 69650), (3500, 57710), (3625, 55720), (3980, 50750), (4060, 49750), (4375, 46168), (4975, 40600), (5000, 40397), (5075, 39800), (5572, 36250), (5771, 35000), (5800, 34825), (6965, 29000), (7000, 28855), (7250, 27860), (7960, 25375), (8120, 24875), (8750, 23084), (9950, 20300), (10150, 19900), (11144, 18125), (11542, 17500), (13930, 14500)]