245433100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{347}}^1\times {\mathrm{643}}^1$

素因数の和:1015

約数の個数: 72

約数和(自身を含む): 583587648

約数和(自身を除く): 338154548

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 347, 550, 643, 694, 1100, 1286, 1388, 1735, 2572, 3215, 3470, 3817, 6430, 6940, 7073, 7634, 8675, 12860, 14146, 15268, 16075, 17350, 19085, 28292, 32150, 34700, 35365, 38170, 64300, 70730, 76340, 95425, 141460, 176825, 190850, 223121, 353650, 381700, 446242, 707300, 892484, 1115605, 2231210, 2454331, 4462420, 4908662, 5578025, 9817324, 11156050, 12271655, 22312100, 24543310, 49086620, 61358275, 122716550, 245433100]

約数ペア:

[(1, 245433100), (2, 122716550), (4, 61358275), (5, 49086620), (10, 24543310), (11, 22312100), (20, 12271655), (22, 11156050), (25, 9817324), (44, 5578025), (50, 4908662), (55, 4462420), (100, 2454331), (110, 2231210), (220, 1115605), (275, 892484), (347, 707300), (550, 446242), (643, 381700), (694, 353650), (1100, 223121), (1286, 190850), (1388, 176825), (1735, 141460), (2572, 95425), (3215, 76340), (3470, 70730), (3817, 64300), (6430, 38170), (6940, 35365), (7073, 34700), (7634, 32150), (8675, 28292), (12860, 19085), (14146, 17350), (15268, 16075)]