130121950

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{173}}^1\times {\mathrm{307}}^1$

素因数の和:506

約数の個数: 72

約数和(自身を含む): 284091192

約数和(自身を除く): 153969242

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 98, 173, 175, 245, 307, 346, 350, 490, 614, 865, 1211, 1225, 1535, 1730, 2149, 2422, 2450, 3070, 4298, 4325, 6055, 7675, 8477, 8650, 10745, 12110, 15043, 15350, 16954, 21490, 30086, 30275, 42385, 53111, 53725, 60550, 75215, 84770, 106222, 107450, 150430, 211925, 265555, 371777, 376075, 423850, 531110, 743554, 752150, 1327775, 1858885, 2602439, 2655550, 3717770, 5204878, 9294425, 13012195, 18588850, 26024390, 65060975, 130121950]

約数ペア:

[(1, 130121950), (2, 65060975), (5, 26024390), (7, 18588850), (10, 13012195), (14, 9294425), (25, 5204878), (35, 3717770), (49, 2655550), (50, 2602439), (70, 1858885), (98, 1327775), (173, 752150), (175, 743554), (245, 531110), (307, 423850), (346, 376075), (350, 371777), (490, 265555), (614, 211925), (865, 150430), (1211, 107450), (1225, 106222), (1535, 84770), (1730, 75215), (2149, 60550), (2422, 53725), (2450, 53111), (3070, 42385), (4298, 30275), (4325, 30086), (6055, 21490), (7675, 16954), (8477, 15350), (8650, 15043), (10745, 12110)]