626778880

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5381}}^1$

素因数の和:5422

約数の個数: 144

約数和(自身を含む): 1848135744

約数和(自身を除く): 1221356864

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 256, 260, 280, 320, 364, 416, 448, 455, 520, 560, 640, 728, 832, 896, 910, 1040, 1120, 1280, 1456, 1664, 1792, 1820, 2080, 2240, 2912, 3328, 3640, 4160, 4480, 5381, 5824, 7280, 8320, 8960, 10762, 11648, 14560, 16640, 21524, 23296, 26905, 29120, 37667, 43048, 53810, 58240, 69953, 75334, 86096, 107620, 116480, 139906, 150668, 172192, 188335, 215240, 279812, 301336, 344384, 349765, 376670, 430480, 489671, 559624, 602672, 688768, 699530, 753340, 860960, 979342, 1119248, 1205344, 1377536, 1399060, 1506680, 1721920, 1958684, 2238496, 2410688, 2448355, 2798120, 3013360, 3443840, 3917368, 4476992, 4821376, 4896710, 5596240, 6026720, 6887680, 7834736, 8953984, 9642752, 9793420, 11192480, 12053440, 15669472, 17907968, 19586840, 22384960, 24106880, 31338944, 39173680, 44769920, 48213760, 62677888, 78347360, 89539840, 125355776, 156694720, 313389440, 626778880]

約数ペア:

[(1, 626778880), (2, 313389440), (4, 156694720), (5, 125355776), (7, 89539840), (8, 78347360), (10, 62677888), (13, 48213760), (14, 44769920), (16, 39173680), (20, 31338944), (26, 24106880), (28, 22384960), (32, 19586840), (35, 17907968), (40, 15669472), (52, 12053440), (56, 11192480), (64, 9793420), (65, 9642752), (70, 8953984), (80, 7834736), (91, 6887680), (104, 6026720), (112, 5596240), (128, 4896710), (130, 4821376), (140, 4476992), (160, 3917368), (182, 3443840), (208, 3013360), (224, 2798120), (256, 2448355), (260, 2410688), (280, 2238496), (320, 1958684), (364, 1721920), (416, 1506680), (448, 1399060), (455, 1377536), (520, 1205344), (560, 1119248), (640, 979342), (728, 860960), (832, 753340), (896, 699530), (910, 688768), (1040, 602672), (1120, 559624), (1280, 489671), (1456, 430480), (1664, 376670), (1792, 349765), (1820, 344384), (2080, 301336), (2240, 279812), (2912, 215240), (3328, 188335), (3640, 172192), (4160, 150668), (4480, 139906), (5381, 116480), (5824, 107620), (7280, 86096), (8320, 75334), (8960, 69953), (10762, 58240), (11648, 53810), (14560, 43048), (16640, 37667), (21524, 29120), (23296, 26905)]