61918220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{2617}}^1$

素因数の和:2659

約数の個数: 72

約数和(自身を含む): 160975584

約数和(自身を除く): 99057364

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 169, 182, 260, 338, 364, 455, 676, 845, 910, 1183, 1690, 1820, 2366, 2617, 3380, 4732, 5234, 5915, 10468, 11830, 13085, 18319, 23660, 26170, 34021, 36638, 52340, 68042, 73276, 91595, 136084, 170105, 183190, 238147, 340210, 366380, 442273, 476294, 680420, 884546, 952588, 1190735, 1769092, 2211365, 2381470, 3095911, 4422730, 4762940, 6191822, 8845460, 12383644, 15479555, 30959110, 61918220]

約数ペア:

[(1, 61918220), (2, 30959110), (4, 15479555), (5, 12383644), (7, 8845460), (10, 6191822), (13, 4762940), (14, 4422730), (20, 3095911), (26, 2381470), (28, 2211365), (35, 1769092), (52, 1190735), (65, 952588), (70, 884546), (91, 680420), (130, 476294), (140, 442273), (169, 366380), (182, 340210), (260, 238147), (338, 183190), (364, 170105), (455, 136084), (676, 91595), (845, 73276), (910, 68042), (1183, 52340), (1690, 36638), (1820, 34021), (2366, 26170), (2617, 23660), (3380, 18319), (4732, 13085), (5234, 11830), (5915, 10468)]