421551116545

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{261329}}^1$

素因数の和:261466

約数の個数: 48

約数和(自身を含む): 578471725440

約数和(自身を除く): 156920608895

約数列:

[1, 5, 13, 23, 65, 83, 115, 169, 299, 415, 845, 1079, 1495, 1909, 3887, 5395, 9545, 14027, 19435, 24817, 70135, 124085, 261329, 322621, 1306645, 1613105, 3397277, 6010567, 16986385, 21690307, 30052835, 44164601, 78137371, 108451535, 220823005, 281973991, 390686855, 498877061, 1015785823, 1409869955, 2494385305, 3665661883, 5078929115, 6485401793, 18328309415, 32427008965, 84310223309, 421551116545]

約数ペア:

[(1, 421551116545), (5, 84310223309), (13, 32427008965), (23, 18328309415), (65, 6485401793), (83, 5078929115), (115, 3665661883), (169, 2494385305), (299, 1409869955), (415, 1015785823), (845, 498877061), (1079, 390686855), (1495, 281973991), (1909, 220823005), (3887, 108451535), (5395, 78137371), (9545, 44164601), (14027, 30052835), (19435, 21690307), (24817, 16986385), (70135, 6010567), (124085, 3397277), (261329, 1613105), (322621, 1306645)]