2109552100

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{887}}^1\times {\mathrm{1399}}^1$

素因数の和:2317

約数の個数: 72

約数和(自身を含む): 4855939200

約数和(自身を除く): 2746387100

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 340, 425, 850, 887, 1399, 1700, 1774, 2798, 3548, 4435, 5596, 6995, 8870, 13990, 15079, 17740, 22175, 23783, 27980, 30158, 34975, 44350, 47566, 60316, 69950, 75395, 88700, 95132, 118915, 139900, 150790, 237830, 301580, 376975, 475660, 594575, 753950, 1189150, 1240913, 1507900, 2378300, 2481826, 4963652, 6204565, 12409130, 21095521, 24818260, 31022825, 42191042, 62045650, 84382084, 105477605, 124091300, 210955210, 421910420, 527388025, 1054776050, 2109552100]

約数ペア:

[(1, 2109552100), (2, 1054776050), (4, 527388025), (5, 421910420), (10, 210955210), (17, 124091300), (20, 105477605), (25, 84382084), (34, 62045650), (50, 42191042), (68, 31022825), (85, 24818260), (100, 21095521), (170, 12409130), (340, 6204565), (425, 4963652), (850, 2481826), (887, 2378300), (1399, 1507900), (1700, 1240913), (1774, 1189150), (2798, 753950), (3548, 594575), (4435, 475660), (5596, 376975), (6995, 301580), (8870, 237830), (13990, 150790), (15079, 139900), (17740, 118915), (22175, 95132), (23783, 88700), (27980, 75395), (30158, 69950), (34975, 60316), (44350, 47566)]