1836840108100

素因数分解:

$2^2\times 5^2\times {\mathrm{89}}^1\times {\mathrm{15121}}^1\times {\mathrm{13649}}^1$

素因数の和:28873

約数の個数: 72

約数和(自身を含む): 4031290809000

約数和(自身を除く): 2194450700900

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 89, 100, 178, 356, 445, 890, 1780, 2225, 4450, 8900, 13649, 15121, 27298, 30242, 54596, 60484, 68245, 75605, 136490, 151210, 272980, 302420, 341225, 378025, 682450, 756050, 1214761, 1345769, 1364900, 1512100, 2429522, 2691538, 4859044, 5383076, 6073805, 6728845, 12147610, 13457690, 24295220, 26915380, 30369025, 33644225, 60738050, 67288450, 121476100, 134576900, 206386529, 412773058, 825546116, 1031932645, 2063865290, 4127730580, 5159663225, 10319326450, 18368401081, 20638652900, 36736802162, 73473604324, 91842005405, 183684010810, 367368021620, 459210027025, 918420054050, 1836840108100]

約数ペア:

[(1, 1836840108100), (2, 918420054050), (4, 459210027025), (5, 367368021620), (10, 183684010810), (20, 91842005405), (25, 73473604324), (50, 36736802162), (89, 20638652900), (100, 18368401081), (178, 10319326450), (356, 5159663225), (445, 4127730580), (890, 2063865290), (1780, 1031932645), (2225, 825546116), (4450, 412773058), (8900, 206386529), (13649, 134576900), (15121, 121476100), (27298, 67288450), (30242, 60738050), (54596, 33644225), (60484, 30369025), (68245, 26915380), (75605, 24295220), (136490, 13457690), (151210, 12147610), (272980, 6728845), (302420, 6073805), (341225, 5383076), (378025, 4859044), (682450, 2691538), (756050, 2429522), (1214761, 1512100), (1345769, 1364900)]