205357295

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{503}}^1\times {\mathrm{571}}^1$

素因数の和:1103

約数の個数: 32

約数和(自身を含む): 290594304

約数和(自身を除く): 85237009

約数列:

[1, 5, 11, 13, 55, 65, 143, 503, 571, 715, 2515, 2855, 5533, 6281, 6539, 7423, 27665, 31405, 32695, 37115, 71929, 81653, 287213, 359645, 408265, 1436065, 3159343, 3733769, 15796715, 18668845, 41071459, 205357295]

約数ペア:

[(1, 205357295), (5, 41071459), (11, 18668845), (13, 15796715), (55, 3733769), (65, 3159343), (143, 1436065), (503, 408265), (571, 359645), (715, 287213), (2515, 81653), (2855, 71929), (5533, 37115), (6281, 32695), (6539, 31405), (7423, 27665)]