16201900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1$

素因数の和:152

約数の個数: 108

約数和(自身を含む): 42021616

約数和(自身を除く): 25819716

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 25, 26, 44, 50, 52, 55, 65, 100, 103, 110, 121, 130, 143, 206, 220, 242, 260, 275, 286, 325, 412, 484, 515, 550, 572, 605, 650, 715, 1030, 1100, 1133, 1210, 1300, 1339, 1430, 1573, 2060, 2266, 2420, 2575, 2678, 2860, 3025, 3146, 3575, 4532, 5150, 5356, 5665, 6050, 6292, 6695, 7150, 7865, 10300, 11330, 12100, 12463, 13390, 14300, 14729, 15730, 22660, 24926, 26780, 28325, 29458, 31460, 33475, 39325, 49852, 56650, 58916, 62315, 66950, 73645, 78650, 113300, 124630, 133900, 147290, 157300, 162019, 249260, 294580, 311575, 324038, 368225, 623150, 648076, 736450, 810095, 1246300, 1472900, 1620190, 3240380, 4050475, 8100950, 16201900]

約数ペア:

[(1, 16201900), (2, 8100950), (4, 4050475), (5, 3240380), (10, 1620190), (11, 1472900), (13, 1246300), (20, 810095), (22, 736450), (25, 648076), (26, 623150), (44, 368225), (50, 324038), (52, 311575), (55, 294580), (65, 249260), (100, 162019), (103, 157300), (110, 147290), (121, 133900), (130, 124630), (143, 113300), (206, 78650), (220, 73645), (242, 66950), (260, 62315), (275, 58916), (286, 56650), (325, 49852), (412, 39325), (484, 33475), (515, 31460), (550, 29458), (572, 28325), (605, 26780), (650, 24926), (715, 22660), (1030, 15730), (1100, 14729), (1133, 14300), (1210, 13390), (1300, 12463), (1339, 12100), (1430, 11330), (1573, 10300), (2060, 7865), (2266, 7150), (2420, 6695), (2575, 6292), (2678, 6050), (2860, 5665), (3025, 5356), (3146, 5150), (3575, 4532)]