161514340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{691}}^1$

素因数の和:773

約数の個数: 96

約数和(自身を含む): 390620160

約数和(自身を除く): 229105820

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 31, 52, 58, 62, 65, 116, 124, 130, 145, 155, 260, 290, 310, 377, 403, 580, 620, 691, 754, 806, 899, 1382, 1508, 1612, 1798, 1885, 2015, 2764, 3455, 3596, 3770, 4030, 4495, 6910, 7540, 8060, 8983, 8990, 11687, 13820, 17966, 17980, 20039, 21421, 23374, 35932, 40078, 42842, 44915, 46748, 58435, 80156, 85684, 89830, 100195, 107105, 116870, 179660, 200390, 214210, 233740, 260507, 278473, 400780, 428420, 521014, 556946, 621209, 1042028, 1113892, 1242418, 1302535, 1392365, 2484836, 2605070, 2784730, 3106045, 5210140, 5569460, 6212090, 8075717, 12424180, 16151434, 32302868, 40378585, 80757170, 161514340]

約数ペア:

[(1, 161514340), (2, 80757170), (4, 40378585), (5, 32302868), (10, 16151434), (13, 12424180), (20, 8075717), (26, 6212090), (29, 5569460), (31, 5210140), (52, 3106045), (58, 2784730), (62, 2605070), (65, 2484836), (116, 1392365), (124, 1302535), (130, 1242418), (145, 1113892), (155, 1042028), (260, 621209), (290, 556946), (310, 521014), (377, 428420), (403, 400780), (580, 278473), (620, 260507), (691, 233740), (754, 214210), (806, 200390), (899, 179660), (1382, 116870), (1508, 107105), (1612, 100195), (1798, 89830), (1885, 85684), (2015, 80156), (2764, 58435), (3455, 46748), (3596, 44915), (3770, 42842), (4030, 40078), (4495, 35932), (6910, 23374), (7540, 21421), (8060, 20039), (8983, 17980), (8990, 17966), (11687, 13820)]