65231740

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{37}}^1\times {\mathrm{257}}^1$

素因数の和:324

約数の個数: 96

約数和(自身を含む): 164707200

約数和(自身を除く): 99475460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 49, 70, 74, 98, 140, 148, 185, 196, 245, 257, 259, 343, 370, 490, 514, 518, 686, 740, 980, 1028, 1036, 1285, 1295, 1372, 1715, 1799, 1813, 2570, 2590, 3430, 3598, 3626, 5140, 5180, 6860, 7196, 7252, 8995, 9065, 9509, 12593, 12691, 17990, 18130, 19018, 25186, 25382, 35980, 36260, 38036, 47545, 50372, 50764, 62965, 63455, 66563, 88151, 95090, 125930, 126910, 133126, 176302, 190180, 251860, 253820, 266252, 332815, 352604, 440755, 465941, 665630, 881510, 931882, 1331260, 1763020, 1863764, 2329705, 3261587, 4659410, 6523174, 9318820, 13046348, 16307935, 32615870, 65231740]

約数ペア:

[(1, 65231740), (2, 32615870), (4, 16307935), (5, 13046348), (7, 9318820), (10, 6523174), (14, 4659410), (20, 3261587), (28, 2329705), (35, 1863764), (37, 1763020), (49, 1331260), (70, 931882), (74, 881510), (98, 665630), (140, 465941), (148, 440755), (185, 352604), (196, 332815), (245, 266252), (257, 253820), (259, 251860), (343, 190180), (370, 176302), (490, 133126), (514, 126910), (518, 125930), (686, 95090), (740, 88151), (980, 66563), (1028, 63455), (1036, 62965), (1285, 50764), (1295, 50372), (1372, 47545), (1715, 38036), (1799, 36260), (1813, 35980), (2570, 25382), (2590, 25186), (3430, 19018), (3598, 18130), (3626, 17990), (5140, 12691), (5180, 12593), (6860, 9509), (7196, 9065), (7252, 8995)]