259634648

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{5323}}^1$

素因数の和:5416

約数の個数: 64

約数和(自身を含む): 608213760

約数和(自身を除く): 348579112

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 67, 91, 104, 134, 182, 268, 364, 469, 536, 728, 871, 938, 1742, 1876, 3484, 3752, 5323, 6097, 6968, 10646, 12194, 21292, 24388, 37261, 42584, 48776, 69199, 74522, 138398, 149044, 276796, 298088, 356641, 484393, 553592, 713282, 968786, 1426564, 1937572, 2496487, 2853128, 3875144, 4636333, 4992974, 9272666, 9985948, 18545332, 19971896, 32454331, 37090664, 64908662, 129817324, 259634648]

約数ペア:

[(1, 259634648), (2, 129817324), (4, 64908662), (7, 37090664), (8, 32454331), (13, 19971896), (14, 18545332), (26, 9985948), (28, 9272666), (52, 4992974), (56, 4636333), (67, 3875144), (91, 2853128), (104, 2496487), (134, 1937572), (182, 1426564), (268, 968786), (364, 713282), (469, 553592), (536, 484393), (728, 356641), (871, 298088), (938, 276796), (1742, 149044), (1876, 138398), (3484, 74522), (3752, 69199), (5323, 48776), (6097, 42584), (6968, 37261), (10646, 24388), (12194, 21292)]