387200775

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1$

素因数の和:265

約数の個数: 96

約数和(自身を含む): 719953920

約数和(自身を除く): 332753145

約数列:

[1, 3, 5, 13, 15, 25, 39, 53, 59, 65, 75, 127, 159, 177, 195, 265, 295, 325, 381, 635, 689, 767, 795, 885, 975, 1325, 1475, 1651, 1905, 2067, 2301, 3127, 3175, 3445, 3835, 3975, 4425, 4953, 6731, 7493, 8255, 9381, 9525, 10335, 11505, 15635, 17225, 19175, 20193, 22479, 24765, 33655, 37465, 40651, 41275, 46905, 51675, 57525, 78175, 87503, 97409, 100965, 112395, 121953, 123825, 168275, 187325, 203255, 234525, 262509, 292227, 397129, 437515, 487045, 504825, 561975, 609765, 1016275, 1191387, 1312545, 1461135, 1985645, 2187575, 2435225, 3048825, 5162677, 5956935, 6562725, 7305675, 9928225, 15488031, 25813385, 29784675, 77440155, 129066925, 387200775]

約数ペア:

[(1, 387200775), (3, 129066925), (5, 77440155), (13, 29784675), (15, 25813385), (25, 15488031), (39, 9928225), (53, 7305675), (59, 6562725), (65, 5956935), (75, 5162677), (127, 3048825), (159, 2435225), (177, 2187575), (195, 1985645), (265, 1461135), (295, 1312545), (325, 1191387), (381, 1016275), (635, 609765), (689, 561975), (767, 504825), (795, 487045), (885, 437515), (975, 397129), (1325, 292227), (1475, 262509), (1651, 234525), (1905, 203255), (2067, 187325), (2301, 168275), (3127, 123825), (3175, 121953), (3445, 112395), (3835, 100965), (3975, 97409), (4425, 87503), (4953, 78175), (6731, 57525), (7493, 51675), (8255, 46905), (9381, 41275), (9525, 40651), (10335, 37465), (11505, 33655), (15635, 24765), (17225, 22479), (19175, 20193)]