401316370

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{251}}^2$

素因数の和:536

約数の個数: 72

約数和(自身を含む): 908566092

約数和(自身を除く): 507249722

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 251, 455, 490, 502, 637, 910, 1255, 1274, 1757, 2510, 3185, 3263, 3514, 6370, 6526, 8785, 12299, 16315, 17570, 22841, 24598, 32630, 45682, 61495, 63001, 114205, 122990, 126002, 159887, 228410, 315005, 319774, 441007, 630010, 799435, 819013, 882014, 1598870, 1638026, 2205035, 3087049, 4095065, 4410070, 5733091, 6174098, 8190130, 11466182, 15435245, 28665455, 30870490, 40131637, 57330910, 80263274, 200658185, 401316370]

約数ペア:

[(1, 401316370), (2, 200658185), (5, 80263274), (7, 57330910), (10, 40131637), (13, 30870490), (14, 28665455), (26, 15435245), (35, 11466182), (49, 8190130), (65, 6174098), (70, 5733091), (91, 4410070), (98, 4095065), (130, 3087049), (182, 2205035), (245, 1638026), (251, 1598870), (455, 882014), (490, 819013), (502, 799435), (637, 630010), (910, 441007), (1255, 319774), (1274, 315005), (1757, 228410), (2510, 159887), (3185, 126002), (3263, 122990), (3514, 114205), (6370, 63001), (6526, 61495), (8785, 45682), (12299, 32630), (16315, 24598), (17570, 22841)]