25830350

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{811}}^1$

素因数の和:850

約数の個数: 72

約数和(自身を含む): 60261768

約数和(自身を除く): 34431418

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 49, 50, 65, 70, 91, 98, 130, 175, 182, 245, 325, 350, 455, 490, 637, 650, 811, 910, 1225, 1274, 1622, 2275, 2450, 3185, 4055, 4550, 5677, 6370, 8110, 10543, 11354, 15925, 20275, 21086, 28385, 31850, 39739, 40550, 52715, 56770, 73801, 79478, 105430, 141925, 147602, 198695, 263575, 283850, 369005, 397390, 516607, 527150, 738010, 993475, 1033214, 1845025, 1986950, 2583035, 3690050, 5166070, 12915175, 25830350]

約数ペア:

[(1, 25830350), (2, 12915175), (5, 5166070), (7, 3690050), (10, 2583035), (13, 1986950), (14, 1845025), (25, 1033214), (26, 993475), (35, 738010), (49, 527150), (50, 516607), (65, 397390), (70, 369005), (91, 283850), (98, 263575), (130, 198695), (175, 147602), (182, 141925), (245, 105430), (325, 79478), (350, 73801), (455, 56770), (490, 52715), (637, 40550), (650, 39739), (811, 31850), (910, 28385), (1225, 21086), (1274, 20275), (1622, 15925), (2275, 11354), (2450, 10543), (3185, 8110), (4055, 6370), (4550, 5677)]