31982510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:345

約数の個数: 64

約数和(自身を含む): 70156800

約数和(自身を除く): 38174290

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 139, 173, 190, 266, 278, 346, 665, 695, 865, 973, 1211, 1330, 1390, 1730, 1946, 2422, 2641, 3287, 4865, 5282, 6055, 6574, 9730, 12110, 13205, 16435, 18487, 23009, 24047, 26410, 32870, 36974, 46018, 48094, 92435, 115045, 120235, 168329, 184870, 230090, 240470, 336658, 456893, 841645, 913786, 1683290, 2284465, 3198251, 4568930, 6396502, 15991255, 31982510]

約数ペア:

[(1, 31982510), (2, 15991255), (5, 6396502), (7, 4568930), (10, 3198251), (14, 2284465), (19, 1683290), (35, 913786), (38, 841645), (70, 456893), (95, 336658), (133, 240470), (139, 230090), (173, 184870), (190, 168329), (266, 120235), (278, 115045), (346, 92435), (665, 48094), (695, 46018), (865, 36974), (973, 32870), (1211, 26410), (1330, 24047), (1390, 23009), (1730, 18487), (1946, 16435), (2422, 13205), (2641, 12110), (3287, 9730), (4865, 6574), (5282, 6055)]