25890180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{257}}^1$

素因数の和:365

約数の個数: 96

約数和(自身を含む): 76978944

約数和(自身を除く): 51088764

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 73, 92, 115, 138, 146, 219, 230, 257, 276, 292, 345, 365, 438, 460, 514, 690, 730, 771, 876, 1028, 1095, 1285, 1380, 1460, 1542, 1679, 2190, 2570, 3084, 3358, 3855, 4380, 5037, 5140, 5911, 6716, 7710, 8395, 10074, 11822, 15420, 16790, 17733, 18761, 20148, 23644, 25185, 29555, 33580, 35466, 37522, 50370, 56283, 59110, 70932, 75044, 88665, 93805, 100740, 112566, 118220, 177330, 187610, 225132, 281415, 354660, 375220, 431503, 562830, 863006, 1125660, 1294509, 1726012, 2157515, 2589018, 4315030, 5178036, 6472545, 8630060, 12945090, 25890180]

約数ペア:

[(1, 25890180), (2, 12945090), (3, 8630060), (4, 6472545), (5, 5178036), (6, 4315030), (10, 2589018), (12, 2157515), (15, 1726012), (20, 1294509), (23, 1125660), (30, 863006), (46, 562830), (60, 431503), (69, 375220), (73, 354660), (92, 281415), (115, 225132), (138, 187610), (146, 177330), (219, 118220), (230, 112566), (257, 100740), (276, 93805), (292, 88665), (345, 75044), (365, 70932), (438, 59110), (460, 56283), (514, 50370), (690, 37522), (730, 35466), (771, 33580), (876, 29555), (1028, 25185), (1095, 23644), (1285, 20148), (1380, 18761), (1460, 17733), (1542, 16790), (1679, 15420), (2190, 11822), (2570, 10074), (3084, 8395), (3358, 7710), (3855, 6716), (4380, 5911), (5037, 5140)]