18253300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{739}}^1$

素因数の和:785

約数の個数: 72

約数和(自身を含む): 44962400

約数和(自身を除く): 26709100

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 25, 26, 38, 50, 52, 65, 76, 95, 100, 130, 190, 247, 260, 325, 380, 475, 494, 650, 739, 950, 988, 1235, 1300, 1478, 1900, 2470, 2956, 3695, 4940, 6175, 7390, 9607, 12350, 14041, 14780, 18475, 19214, 24700, 28082, 36950, 38428, 48035, 56164, 70205, 73900, 96070, 140410, 182533, 192140, 240175, 280820, 351025, 365066, 480350, 702050, 730132, 912665, 960700, 1404100, 1825330, 3650660, 4563325, 9126650, 18253300]

約数ペア:

[(1, 18253300), (2, 9126650), (4, 4563325), (5, 3650660), (10, 1825330), (13, 1404100), (19, 960700), (20, 912665), (25, 730132), (26, 702050), (38, 480350), (50, 365066), (52, 351025), (65, 280820), (76, 240175), (95, 192140), (100, 182533), (130, 140410), (190, 96070), (247, 73900), (260, 70205), (325, 56164), (380, 48035), (475, 38428), (494, 36950), (650, 28082), (739, 24700), (950, 19214), (988, 18475), (1235, 14780), (1300, 14041), (1478, 12350), (1900, 9607), (2470, 7390), (2956, 6175), (3695, 4940)]