85864420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:293

約数の個数: 96

約数和(自身を含む): 202245120

約数和(自身を除く): 116380700

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 37, 38, 62, 74, 76, 95, 124, 148, 155, 185, 190, 197, 310, 370, 380, 394, 589, 620, 703, 740, 788, 985, 1147, 1178, 1406, 1970, 2294, 2356, 2812, 2945, 3515, 3743, 3940, 4588, 5735, 5890, 6107, 7030, 7289, 7486, 11470, 11780, 12214, 14060, 14578, 14972, 18715, 21793, 22940, 24428, 29156, 30535, 36445, 37430, 43586, 61070, 72890, 74860, 87172, 108965, 116033, 122140, 138491, 145780, 217930, 225959, 232066, 276982, 435860, 451918, 464132, 553964, 580165, 692455, 903836, 1129795, 1160330, 1384910, 2259590, 2320660, 2769820, 4293221, 4519180, 8586442, 17172884, 21466105, 42932210, 85864420]

約数ペア:

[(1, 85864420), (2, 42932210), (4, 21466105), (5, 17172884), (10, 8586442), (19, 4519180), (20, 4293221), (31, 2769820), (37, 2320660), (38, 2259590), (62, 1384910), (74, 1160330), (76, 1129795), (95, 903836), (124, 692455), (148, 580165), (155, 553964), (185, 464132), (190, 451918), (197, 435860), (310, 276982), (370, 232066), (380, 225959), (394, 217930), (589, 145780), (620, 138491), (703, 122140), (740, 116033), (788, 108965), (985, 87172), (1147, 74860), (1178, 72890), (1406, 61070), (1970, 43586), (2294, 37430), (2356, 36445), (2812, 30535), (2945, 29156), (3515, 24428), (3743, 22940), (3940, 21793), (4588, 18715), (5735, 14972), (5890, 14578), (6107, 14060), (7030, 12214), (7289, 11780), (7486, 11470)]