80188892420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{620561}}^1$

素因数の和:620661

約数の個数: 96

約数和(自身を含む): 210176902656

約数和(自身を除く): 129988010236

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 71, 91, 130, 140, 142, 182, 260, 284, 355, 364, 455, 497, 710, 910, 923, 994, 1420, 1820, 1846, 1988, 2485, 3692, 4615, 4970, 6461, 9230, 9940, 12922, 18460, 25844, 32305, 64610, 129220, 620561, 1241122, 2482244, 3102805, 4343927, 6205610, 8067293, 8687854, 12411220, 16134586, 17375708, 21719635, 32269172, 40336465, 43439270, 44059831, 56471051, 80672930, 86878540, 88119662, 112942102, 161345860, 176239324, 220299155, 225884204, 282355255, 308418817, 440598310, 564710510, 572777803, 616837634, 881196620, 1129421020, 1145555606, 1233675268, 1542094085, 2291111212, 2863889015, 3084188170, 4009444621, 5727778030, 6168376340, 8018889242, 11455556060, 16037778484, 20047223105, 40094446210, 80188892420]

約数ペア:

[(1, 80188892420), (2, 40094446210), (4, 20047223105), (5, 16037778484), (7, 11455556060), (10, 8018889242), (13, 6168376340), (14, 5727778030), (20, 4009444621), (26, 3084188170), (28, 2863889015), (35, 2291111212), (52, 1542094085), (65, 1233675268), (70, 1145555606), (71, 1129421020), (91, 881196620), (130, 616837634), (140, 572777803), (142, 564710510), (182, 440598310), (260, 308418817), (284, 282355255), (355, 225884204), (364, 220299155), (455, 176239324), (497, 161345860), (710, 112942102), (910, 88119662), (923, 86878540), (994, 80672930), (1420, 56471051), (1820, 44059831), (1846, 43439270), (1988, 40336465), (2485, 32269172), (3692, 21719635), (4615, 17375708), (4970, 16134586), (6461, 12411220), (9230, 8687854), (9940, 8067293), (12922, 6205610), (18460, 4343927), (25844, 3102805), (32305, 2482244), (64610, 1241122), (129220, 620561)]