25993320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:195

約数の個数: 128

約数和(自身を含む): 81959040

約数和(自身を除く): 55965720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 53, 60, 61, 67, 106, 120, 122, 134, 159, 183, 201, 212, 244, 265, 268, 305, 318, 335, 366, 402, 424, 488, 530, 536, 610, 636, 670, 732, 795, 804, 915, 1005, 1060, 1220, 1272, 1340, 1464, 1590, 1608, 1830, 2010, 2120, 2440, 2680, 3180, 3233, 3551, 3660, 4020, 4087, 6360, 6466, 7102, 7320, 8040, 8174, 9699, 10653, 12261, 12932, 14204, 16165, 16348, 17755, 19398, 20435, 21306, 24522, 25864, 28408, 32330, 32696, 35510, 38796, 40870, 42612, 48495, 49044, 53265, 61305, 64660, 71020, 77592, 81740, 85224, 96990, 98088, 106530, 122610, 129320, 142040, 163480, 193980, 213060, 216611, 245220, 387960, 426120, 433222, 490440, 649833, 866444, 1083055, 1299666, 1732888, 2166110, 2599332, 3249165, 4332220, 5198664, 6498330, 8664440, 12996660, 25993320]

約数ペア:

[(1, 25993320), (2, 12996660), (3, 8664440), (4, 6498330), (5, 5198664), (6, 4332220), (8, 3249165), (10, 2599332), (12, 2166110), (15, 1732888), (20, 1299666), (24, 1083055), (30, 866444), (40, 649833), (53, 490440), (60, 433222), (61, 426120), (67, 387960), (106, 245220), (120, 216611), (122, 213060), (134, 193980), (159, 163480), (183, 142040), (201, 129320), (212, 122610), (244, 106530), (265, 98088), (268, 96990), (305, 85224), (318, 81740), (335, 77592), (366, 71020), (402, 64660), (424, 61305), (488, 53265), (530, 49044), (536, 48495), (610, 42612), (636, 40870), (670, 38796), (732, 35510), (795, 32696), (804, 32330), (915, 28408), (1005, 25864), (1060, 24522), (1220, 21306), (1272, 20435), (1340, 19398), (1464, 17755), (1590, 16348), (1608, 16165), (1830, 14204), (2010, 12932), (2120, 12261), (2440, 10653), (2680, 9699), (3180, 8174), (3233, 8040), (3551, 7320), (3660, 7102), (4020, 6466), (4087, 6360)]