79915520

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:126

約数の個数: 160

約数和(自身を含む): 212129280

約数和(自身を除く): 132213760

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 53, 62, 64, 76, 80, 95, 106, 124, 128, 152, 155, 160, 190, 212, 248, 256, 265, 304, 310, 320, 380, 424, 496, 512, 530, 589, 608, 620, 640, 760, 848, 992, 1007, 1060, 1178, 1216, 1240, 1280, 1520, 1643, 1696, 1984, 2014, 2120, 2356, 2432, 2480, 2560, 2945, 3040, 3286, 3392, 3968, 4028, 4240, 4712, 4864, 4960, 5035, 5890, 6080, 6572, 6784, 7936, 8056, 8215, 8480, 9424, 9728, 9920, 10070, 11780, 12160, 13144, 13568, 15872, 16112, 16430, 16960, 18848, 19840, 20140, 23560, 24320, 26288, 27136, 31217, 32224, 32860, 33920, 37696, 39680, 40280, 47120, 48640, 52576, 62434, 64448, 65720, 67840, 75392, 79360, 80560, 94240, 105152, 124868, 128896, 131440, 135680, 150784, 156085, 161120, 188480, 210304, 249736, 257792, 262880, 301568, 312170, 322240, 376960, 420608, 499472, 515584, 525760, 624340, 644480, 753920, 841216, 998944, 1051520, 1248680, 1288960, 1507840, 1997888, 2103040, 2497360, 2577920, 3995776, 4206080, 4994720, 7991552, 9989440, 15983104, 19978880, 39957760, 79915520]

約数ペア:

[(1, 79915520), (2, 39957760), (4, 19978880), (5, 15983104), (8, 9989440), (10, 7991552), (16, 4994720), (19, 4206080), (20, 3995776), (31, 2577920), (32, 2497360), (38, 2103040), (40, 1997888), (53, 1507840), (62, 1288960), (64, 1248680), (76, 1051520), (80, 998944), (95, 841216), (106, 753920), (124, 644480), (128, 624340), (152, 525760), (155, 515584), (160, 499472), (190, 420608), (212, 376960), (248, 322240), (256, 312170), (265, 301568), (304, 262880), (310, 257792), (320, 249736), (380, 210304), (424, 188480), (496, 161120), (512, 156085), (530, 150784), (589, 135680), (608, 131440), (620, 128896), (640, 124868), (760, 105152), (848, 94240), (992, 80560), (1007, 79360), (1060, 75392), (1178, 67840), (1216, 65720), (1240, 64448), (1280, 62434), (1520, 52576), (1643, 48640), (1696, 47120), (1984, 40280), (2014, 39680), (2120, 37696), (2356, 33920), (2432, 32860), (2480, 32224), (2560, 31217), (2945, 27136), (3040, 26288), (3286, 24320), (3392, 23560), (3968, 20140), (4028, 19840), (4240, 18848), (4712, 16960), (4864, 16430), (4960, 16112), (5035, 15872), (5890, 13568), (6080, 13144), (6572, 12160), (6784, 11780), (7936, 10070), (8056, 9920), (8215, 9728), (8480, 9424)]