51823980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{22147}}^1$

素因数の和:22175

約数の個数: 72

約数和(自身を含む): 169299312

約数和(自身を除く): 117475332

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 22147, 44294, 66441, 88588, 110735, 132882, 199323, 221470, 265764, 287911, 332205, 398646, 442940, 575822, 664410, 797292, 863733, 996615, 1151644, 1328820, 1439555, 1727466, 1993230, 2591199, 2879110, 3454932, 3986460, 4318665, 5182398, 5758220, 8637330, 10364796, 12955995, 17274660, 25911990, 51823980]

約数ペア:

[(1, 51823980), (2, 25911990), (3, 17274660), (4, 12955995), (5, 10364796), (6, 8637330), (9, 5758220), (10, 5182398), (12, 4318665), (13, 3986460), (15, 3454932), (18, 2879110), (20, 2591199), (26, 1993230), (30, 1727466), (36, 1439555), (39, 1328820), (45, 1151644), (52, 996615), (60, 863733), (65, 797292), (78, 664410), (90, 575822), (117, 442940), (130, 398646), (156, 332205), (180, 287911), (195, 265764), (234, 221470), (260, 199323), (390, 132882), (468, 110735), (585, 88588), (780, 66441), (1170, 44294), (2340, 22147)]