1567205900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{19763}}^1$

素因数の和:19851

約数の個数: 72

約数和(自身を含む): 3722667984

約数和(自身を除く): 2155462084

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 61, 65, 100, 122, 130, 244, 260, 305, 325, 610, 650, 793, 1220, 1300, 1525, 1586, 3050, 3172, 3965, 6100, 7930, 15860, 19763, 19825, 39526, 39650, 79052, 79300, 98815, 197630, 256919, 395260, 494075, 513838, 988150, 1027676, 1205543, 1284595, 1976300, 2411086, 2569190, 4822172, 5138380, 6027715, 6422975, 12055430, 12845950, 15672059, 24110860, 25691900, 30138575, 31344118, 60277150, 62688236, 78360295, 120554300, 156720590, 313441180, 391801475, 783602950, 1567205900]

約数ペア:

[(1, 1567205900), (2, 783602950), (4, 391801475), (5, 313441180), (10, 156720590), (13, 120554300), (20, 78360295), (25, 62688236), (26, 60277150), (50, 31344118), (52, 30138575), (61, 25691900), (65, 24110860), (100, 15672059), (122, 12845950), (130, 12055430), (244, 6422975), (260, 6027715), (305, 5138380), (325, 4822172), (610, 2569190), (650, 2411086), (793, 1976300), (1220, 1284595), (1300, 1205543), (1525, 1027676), (1586, 988150), (3050, 513838), (3172, 494075), (3965, 395260), (6100, 256919), (7930, 197630), (15860, 98815), (19763, 79300), (19825, 79052), (39526, 39650)]