4405747840

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{6703}}^1$

素因数の和:6814

約数の個数: 128

約数和(自身を含む): 11487974400

約数和(自身を除く): 7082226560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 79, 80, 104, 128, 130, 158, 160, 208, 260, 316, 320, 395, 416, 520, 632, 640, 790, 832, 1027, 1040, 1264, 1580, 1664, 2054, 2080, 2528, 3160, 4108, 4160, 5056, 5135, 6320, 6703, 8216, 8320, 10112, 10270, 12640, 13406, 16432, 20540, 25280, 26812, 32864, 33515, 41080, 50560, 53624, 65728, 67030, 82160, 87139, 107248, 131456, 134060, 164320, 174278, 214496, 268120, 328640, 348556, 428992, 435695, 529537, 536240, 657280, 697112, 857984, 871390, 1059074, 1072480, 1394224, 1742780, 2118148, 2144960, 2647685, 2788448, 3485560, 4236296, 4289920, 5295370, 5576896, 6883981, 6971120, 8472592, 10590740, 11153792, 13767962, 13942240, 16945184, 21181480, 27535924, 27884480, 33890368, 34419905, 42362960, 55071848, 55768960, 67780736, 68839810, 84725920, 110143696, 137679620, 169451840, 220287392, 275359240, 338903680, 440574784, 550718480, 881149568, 1101436960, 2202873920, 4405747840]

約数ペア:

[(1, 4405747840), (2, 2202873920), (4, 1101436960), (5, 881149568), (8, 550718480), (10, 440574784), (13, 338903680), (16, 275359240), (20, 220287392), (26, 169451840), (32, 137679620), (40, 110143696), (52, 84725920), (64, 68839810), (65, 67780736), (79, 55768960), (80, 55071848), (104, 42362960), (128, 34419905), (130, 33890368), (158, 27884480), (160, 27535924), (208, 21181480), (260, 16945184), (316, 13942240), (320, 13767962), (395, 11153792), (416, 10590740), (520, 8472592), (632, 6971120), (640, 6883981), (790, 5576896), (832, 5295370), (1027, 4289920), (1040, 4236296), (1264, 3485560), (1580, 2788448), (1664, 2647685), (2054, 2144960), (2080, 2118148), (2528, 1742780), (3160, 1394224), (4108, 1072480), (4160, 1059074), (5056, 871390), (5135, 857984), (6320, 697112), (6703, 657280), (8216, 536240), (8320, 529537), (10112, 435695), (10270, 428992), (12640, 348556), (13406, 328640), (16432, 268120), (20540, 214496), (25280, 174278), (26812, 164320), (32864, 134060), (33515, 131456), (41080, 107248), (50560, 87139), (53624, 82160), (65728, 67030)]