16180450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:140

約数の個数: 96

約数和(自身を含む): 36997632

約数和(自身を除く): 20817182

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 31, 50, 55, 62, 65, 73, 110, 130, 143, 146, 155, 275, 286, 310, 325, 341, 365, 403, 550, 650, 682, 715, 730, 775, 803, 806, 949, 1430, 1550, 1606, 1705, 1825, 1898, 2015, 2263, 3410, 3575, 3650, 4015, 4030, 4433, 4526, 4745, 7150, 8030, 8525, 8866, 9490, 10075, 10439, 11315, 17050, 20075, 20150, 20878, 22165, 22630, 23725, 24893, 29419, 40150, 44330, 47450, 49786, 52195, 56575, 58838, 104390, 110825, 113150, 124465, 147095, 221650, 248930, 260975, 294190, 323609, 521950, 622325, 647218, 735475, 1244650, 1470950, 1618045, 3236090, 8090225, 16180450]

約数ペア:

[(1, 16180450), (2, 8090225), (5, 3236090), (10, 1618045), (11, 1470950), (13, 1244650), (22, 735475), (25, 647218), (26, 622325), (31, 521950), (50, 323609), (55, 294190), (62, 260975), (65, 248930), (73, 221650), (110, 147095), (130, 124465), (143, 113150), (146, 110825), (155, 104390), (275, 58838), (286, 56575), (310, 52195), (325, 49786), (341, 47450), (365, 44330), (403, 40150), (550, 29419), (650, 24893), (682, 23725), (715, 22630), (730, 22165), (775, 20878), (803, 20150), (806, 20075), (949, 17050), (1430, 11315), (1550, 10439), (1606, 10075), (1705, 9490), (1825, 8866), (1898, 8525), (2015, 8030), (2263, 7150), (3410, 4745), (3575, 4526), (3650, 4433), (4015, 4030)]