55105510

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:265

約数の個数: 64

約数和(自身を含む): 110289600

約数和(自身を除く): 55184090

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 73, 95, 137, 145, 146, 190, 274, 290, 365, 551, 685, 730, 1102, 1370, 1387, 2117, 2603, 2755, 2774, 3973, 4234, 5206, 5510, 6935, 7946, 10001, 10585, 13015, 13870, 19865, 20002, 21170, 26030, 39730, 40223, 50005, 75487, 80446, 100010, 150974, 190019, 201115, 290029, 377435, 380038, 402230, 580058, 754870, 950095, 1450145, 1900190, 2900290, 5510551, 11021102, 27552755, 55105510]

約数ペア:

[(1, 55105510), (2, 27552755), (5, 11021102), (10, 5510551), (19, 2900290), (29, 1900190), (38, 1450145), (58, 950095), (73, 754870), (95, 580058), (137, 402230), (145, 380038), (146, 377435), (190, 290029), (274, 201115), (290, 190019), (365, 150974), (551, 100010), (685, 80446), (730, 75487), (1102, 50005), (1370, 40223), (1387, 39730), (2117, 26030), (2603, 21170), (2755, 20002), (2774, 19865), (3973, 13870), (4234, 13015), (5206, 10585), (5510, 10001), (6935, 7946)]