129161450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{577}}^1$

素因数の和:648

約数の個数: 72

約数和(自身を含む): 271672716

約数和(自身を除く): 142511266

約数列:

[1, 2, 5, 10, 11, 22, 25, 37, 50, 55, 74, 110, 121, 185, 242, 275, 370, 407, 550, 577, 605, 814, 925, 1154, 1210, 1850, 2035, 2885, 3025, 4070, 4477, 5770, 6050, 6347, 8954, 10175, 12694, 14425, 20350, 21349, 22385, 28850, 31735, 42698, 44770, 63470, 69817, 106745, 111925, 139634, 158675, 213490, 223850, 234839, 317350, 349085, 469678, 533725, 698170, 1067450, 1174195, 1745425, 2348390, 2583229, 3490850, 5166458, 5870975, 11741950, 12916145, 25832290, 64580725, 129161450]

約数ペア:

[(1, 129161450), (2, 64580725), (5, 25832290), (10, 12916145), (11, 11741950), (22, 5870975), (25, 5166458), (37, 3490850), (50, 2583229), (55, 2348390), (74, 1745425), (110, 1174195), (121, 1067450), (185, 698170), (242, 533725), (275, 469678), (370, 349085), (407, 317350), (550, 234839), (577, 223850), (605, 213490), (814, 158675), (925, 139634), (1154, 111925), (1210, 106745), (1850, 69817), (2035, 63470), (2885, 44770), (3025, 42698), (4070, 31735), (4477, 28850), (5770, 22385), (6050, 21349), (6347, 20350), (8954, 14425), (10175, 12694)]