45272500

素因数分解:

$2^2\times 5^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1$

素因数の和:243

約数の個数: 120

約数和(自身を含む): 122460800

約数和(自身を除く): 77188300

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 125, 130, 140, 175, 182, 199, 250, 260, 325, 350, 364, 398, 455, 500, 625, 650, 700, 796, 875, 910, 995, 1250, 1300, 1393, 1625, 1750, 1820, 1990, 2275, 2500, 2587, 2786, 3250, 3500, 3980, 4375, 4550, 4975, 5174, 5572, 6500, 6965, 8125, 8750, 9100, 9950, 10348, 11375, 12935, 13930, 16250, 17500, 18109, 19900, 22750, 24875, 25870, 27860, 32500, 34825, 36218, 45500, 49750, 51740, 56875, 64675, 69650, 72436, 90545, 99500, 113750, 124375, 129350, 139300, 174125, 181090, 227500, 248750, 258700, 323375, 348250, 362180, 452725, 497500, 646750, 696500, 870625, 905450, 1293500, 1616875, 1741250, 1810900, 2263625, 3233750, 3482500, 4527250, 6467500, 9054500, 11318125, 22636250, 45272500]

約数ペア:

[(1, 45272500), (2, 22636250), (4, 11318125), (5, 9054500), (7, 6467500), (10, 4527250), (13, 3482500), (14, 3233750), (20, 2263625), (25, 1810900), (26, 1741250), (28, 1616875), (35, 1293500), (50, 905450), (52, 870625), (65, 696500), (70, 646750), (91, 497500), (100, 452725), (125, 362180), (130, 348250), (140, 323375), (175, 258700), (182, 248750), (199, 227500), (250, 181090), (260, 174125), (325, 139300), (350, 129350), (364, 124375), (398, 113750), (455, 99500), (500, 90545), (625, 72436), (650, 69650), (700, 64675), (796, 56875), (875, 51740), (910, 49750), (995, 45500), (1250, 36218), (1300, 34825), (1393, 32500), (1625, 27860), (1750, 25870), (1820, 24875), (1990, 22750), (2275, 19900), (2500, 18109), (2587, 17500), (2786, 16250), (3250, 13930), (3500, 12935), (3980, 11375), (4375, 10348), (4550, 9950), (4975, 9100), (5174, 8750), (5572, 8125), (6500, 6965)]