251098770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{659}}^1\times {\mathrm{977}}^1$

素因数の和:1659

約数の個数: 64

約数和(自身を含む): 650643840

約数和(自身を除く): 399545070

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 659, 977, 1318, 1954, 1977, 2931, 3295, 3954, 4885, 5862, 6590, 8567, 9770, 9885, 12701, 14655, 17134, 19770, 25402, 25701, 29310, 38103, 42835, 51402, 63505, 76206, 85670, 127010, 128505, 190515, 257010, 381030, 643843, 1287686, 1931529, 3219215, 3863058, 6438430, 8369959, 9657645, 16739918, 19315290, 25109877, 41849795, 50219754, 83699590, 125549385, 251098770]

約数ペア:

[(1, 251098770), (2, 125549385), (3, 83699590), (5, 50219754), (6, 41849795), (10, 25109877), (13, 19315290), (15, 16739918), (26, 9657645), (30, 8369959), (39, 6438430), (65, 3863058), (78, 3219215), (130, 1931529), (195, 1287686), (390, 643843), (659, 381030), (977, 257010), (1318, 190515), (1954, 128505), (1977, 127010), (2931, 85670), (3295, 76206), (3954, 63505), (4885, 51402), (5862, 42835), (6590, 38103), (8567, 29310), (9770, 25701), (9885, 25402), (12701, 19770), (14655, 17134)]