31610150

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4421}}^1$

素因数の和:4457

約数の個数: 48

約数和(自身を含む): 69089328

約数和(自身を除く): 37479178

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 110, 130, 143, 275, 286, 325, 550, 650, 715, 1430, 3575, 4421, 7150, 8842, 22105, 44210, 48631, 57473, 97262, 110525, 114946, 221050, 243155, 287365, 486310, 574730, 632203, 1215775, 1264406, 1436825, 2431550, 2873650, 3161015, 6322030, 15805075, 31610150]

約数ペア:

[(1, 31610150), (2, 15805075), (5, 6322030), (10, 3161015), (11, 2873650), (13, 2431550), (22, 1436825), (25, 1264406), (26, 1215775), (50, 632203), (55, 574730), (65, 486310), (110, 287365), (130, 243155), (143, 221050), (275, 114946), (286, 110525), (325, 97262), (550, 57473), (650, 48631), (715, 44210), (1430, 22105), (3575, 8842), (4421, 7150)]