71306560

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{281}}^1$

素因数の和:372

約数の個数: 112

約数和(自身を含む): 186519312

約数和(自身を除く): 115212752

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 61, 64, 65, 80, 104, 122, 130, 160, 208, 244, 260, 281, 305, 320, 416, 488, 520, 562, 610, 793, 832, 976, 1040, 1124, 1220, 1405, 1586, 1952, 2080, 2248, 2440, 2810, 3172, 3653, 3904, 3965, 4160, 4496, 4880, 5620, 6344, 7306, 7930, 8992, 9760, 11240, 12688, 14612, 15860, 17141, 17984, 18265, 19520, 22480, 25376, 29224, 31720, 34282, 36530, 44960, 50752, 58448, 63440, 68564, 73060, 85705, 89920, 116896, 126880, 137128, 146120, 171410, 222833, 233792, 253760, 274256, 292240, 342820, 445666, 548512, 584480, 685640, 891332, 1097024, 1114165, 1168960, 1371280, 1782664, 2228330, 2742560, 3565328, 4456660, 5485120, 7130656, 8913320, 14261312, 17826640, 35653280, 71306560]

約数ペア:

[(1, 71306560), (2, 35653280), (4, 17826640), (5, 14261312), (8, 8913320), (10, 7130656), (13, 5485120), (16, 4456660), (20, 3565328), (26, 2742560), (32, 2228330), (40, 1782664), (52, 1371280), (61, 1168960), (64, 1114165), (65, 1097024), (80, 891332), (104, 685640), (122, 584480), (130, 548512), (160, 445666), (208, 342820), (244, 292240), (260, 274256), (281, 253760), (305, 233792), (320, 222833), (416, 171410), (488, 146120), (520, 137128), (562, 126880), (610, 116896), (793, 89920), (832, 85705), (976, 73060), (1040, 68564), (1124, 63440), (1220, 58448), (1405, 50752), (1586, 44960), (1952, 36530), (2080, 34282), (2248, 31720), (2440, 29224), (2810, 25376), (3172, 22480), (3653, 19520), (3904, 18265), (3965, 17984), (4160, 17141), (4496, 15860), (4880, 14612), (5620, 12688), (6344, 11240), (7306, 9760), (7930, 8992)]