2563777996

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:264

約数の個数: 144

約数和(自身を含む): 5430620160

約数和(自身を除く): 2866842164

約数列:

[1, 2, 4, 13, 19, 26, 31, 38, 47, 52, 62, 76, 94, 124, 137, 169, 188, 247, 274, 338, 403, 494, 548, 589, 611, 676, 806, 893, 988, 1178, 1222, 1457, 1612, 1781, 1786, 2356, 2444, 2603, 2914, 3211, 3562, 3572, 4247, 5206, 5239, 5828, 6422, 6439, 7124, 7657, 7943, 8494, 10412, 10478, 11609, 12844, 12878, 15314, 15886, 16988, 18941, 20956, 23153, 23218, 25756, 27683, 30628, 31772, 33839, 37882, 46306, 46436, 55211, 55366, 67678, 75764, 80693, 83707, 92612, 99541, 110422, 110732, 122341, 135356, 150917, 161386, 167414, 199082, 199609, 220844, 244682, 246233, 301834, 322772, 334828, 359879, 398164, 399218, 439907, 489364, 492466, 603668, 717743, 719758, 798436, 879814, 984932, 1049009, 1088191, 1435486, 1439516, 1590433, 1759628, 2098018, 2176382, 2594917, 2870972, 3180866, 3792571, 4196036, 4352764, 4678427, 5189834, 6361732, 7585142, 9356854, 10379668, 13637117, 15170284, 18713708, 20675629, 27274234, 33733921, 41351258, 49303423, 54548468, 67467842, 82702516, 98606846, 134935684, 197213692, 640944499, 1281888998, 2563777996]

約数ペア:

[(1, 2563777996), (2, 1281888998), (4, 640944499), (13, 197213692), (19, 134935684), (26, 98606846), (31, 82702516), (38, 67467842), (47, 54548468), (52, 49303423), (62, 41351258), (76, 33733921), (94, 27274234), (124, 20675629), (137, 18713708), (169, 15170284), (188, 13637117), (247, 10379668), (274, 9356854), (338, 7585142), (403, 6361732), (494, 5189834), (548, 4678427), (589, 4352764), (611, 4196036), (676, 3792571), (806, 3180866), (893, 2870972), (988, 2594917), (1178, 2176382), (1222, 2098018), (1457, 1759628), (1612, 1590433), (1781, 1439516), (1786, 1435486), (2356, 1088191), (2444, 1049009), (2603, 984932), (2914, 879814), (3211, 798436), (3562, 719758), (3572, 717743), (4247, 603668), (5206, 492466), (5239, 489364), (5828, 439907), (6422, 399218), (6439, 398164), (7124, 359879), (7657, 334828), (7943, 322772), (8494, 301834), (10412, 246233), (10478, 244682), (11609, 220844), (12844, 199609), (12878, 199082), (15314, 167414), (15886, 161386), (16988, 150917), (18941, 135356), (20956, 122341), (23153, 110732), (23218, 110422), (25756, 99541), (27683, 92612), (30628, 83707), (31772, 80693), (33839, 75764), (37882, 67678), (46306, 55366), (46436, 55211)]