99619640

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{547}}^1$

素因数の和:744

約数の個数: 64

約数和(自身を含む): 233776800

約数和(自身を除く): 134157160

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 157, 232, 290, 314, 547, 580, 628, 785, 1094, 1160, 1256, 1570, 2188, 2735, 3140, 4376, 4553, 5470, 6280, 9106, 10940, 15863, 18212, 21880, 22765, 31726, 36424, 45530, 63452, 79315, 85879, 91060, 126904, 158630, 171758, 182120, 317260, 343516, 429395, 634520, 687032, 858790, 1717580, 2490491, 3435160, 4980982, 9961964, 12452455, 19923928, 24904910, 49809820, 99619640]

約数ペア:

[(1, 99619640), (2, 49809820), (4, 24904910), (5, 19923928), (8, 12452455), (10, 9961964), (20, 4980982), (29, 3435160), (40, 2490491), (58, 1717580), (116, 858790), (145, 687032), (157, 634520), (232, 429395), (290, 343516), (314, 317260), (547, 182120), (580, 171758), (628, 158630), (785, 126904), (1094, 91060), (1160, 85879), (1256, 79315), (1570, 63452), (2188, 45530), (2735, 36424), (3140, 31726), (4376, 22765), (4553, 21880), (5470, 18212), (6280, 15863), (9106, 10940)]