725149880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{2729}}^1$

素因数の和:2833

約数の個数: 128

約数和(自身を含む): 2036361600

約数和(自身を除く): 1311211720

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 73, 91, 104, 130, 140, 146, 182, 260, 280, 292, 364, 365, 455, 511, 520, 584, 728, 730, 910, 949, 1022, 1460, 1820, 1898, 2044, 2555, 2729, 2920, 3640, 3796, 4088, 4745, 5110, 5458, 6643, 7592, 9490, 10220, 10916, 13286, 13645, 18980, 19103, 20440, 21832, 26572, 27290, 33215, 35477, 37960, 38206, 53144, 54580, 66430, 70954, 76412, 95515, 109160, 132860, 141908, 152824, 177385, 191030, 199217, 248339, 265720, 283816, 354770, 382060, 398434, 496678, 709540, 764120, 796868, 993356, 996085, 1241695, 1394519, 1419080, 1593736, 1986712, 1992170, 2483390, 2589821, 2789038, 3984340, 4966780, 5179642, 5578076, 6972595, 7968680, 9933560, 10359284, 11156152, 12949105, 13945190, 18128747, 20718568, 25898210, 27890380, 36257494, 51796420, 55780760, 72514988, 90643735, 103592840, 145029976, 181287470, 362574940, 725149880]

約数ペア:

[(1, 725149880), (2, 362574940), (4, 181287470), (5, 145029976), (7, 103592840), (8, 90643735), (10, 72514988), (13, 55780760), (14, 51796420), (20, 36257494), (26, 27890380), (28, 25898210), (35, 20718568), (40, 18128747), (52, 13945190), (56, 12949105), (65, 11156152), (70, 10359284), (73, 9933560), (91, 7968680), (104, 6972595), (130, 5578076), (140, 5179642), (146, 4966780), (182, 3984340), (260, 2789038), (280, 2589821), (292, 2483390), (364, 1992170), (365, 1986712), (455, 1593736), (511, 1419080), (520, 1394519), (584, 1241695), (728, 996085), (730, 993356), (910, 796868), (949, 764120), (1022, 709540), (1460, 496678), (1820, 398434), (1898, 382060), (2044, 354770), (2555, 283816), (2729, 265720), (2920, 248339), (3640, 199217), (3796, 191030), (4088, 177385), (4745, 152824), (5110, 141908), (5458, 132860), (6643, 109160), (7592, 95515), (9490, 76412), (10220, 70954), (10916, 66430), (13286, 54580), (13645, 53144), (18980, 38206), (19103, 37960), (20440, 35477), (21832, 33215), (26572, 27290)]