158530900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4649}}^1$

素因数の和:4705

約数の個数: 72

約数和(自身を含む): 387475200

約数和(自身を除く): 228944300

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 31, 44, 50, 55, 62, 100, 110, 124, 155, 220, 275, 310, 341, 550, 620, 682, 775, 1100, 1364, 1550, 1705, 3100, 3410, 4649, 6820, 8525, 9298, 17050, 18596, 23245, 34100, 46490, 51139, 92980, 102278, 116225, 144119, 204556, 232450, 255695, 288238, 464900, 511390, 576476, 720595, 1022780, 1278475, 1441190, 1585309, 2556950, 2882380, 3170618, 3602975, 5113900, 6341236, 7205950, 7926545, 14411900, 15853090, 31706180, 39632725, 79265450, 158530900]

約数ペア:

[(1, 158530900), (2, 79265450), (4, 39632725), (5, 31706180), (10, 15853090), (11, 14411900), (20, 7926545), (22, 7205950), (25, 6341236), (31, 5113900), (44, 3602975), (50, 3170618), (55, 2882380), (62, 2556950), (100, 1585309), (110, 1441190), (124, 1278475), (155, 1022780), (220, 720595), (275, 576476), (310, 511390), (341, 464900), (550, 288238), (620, 255695), (682, 232450), (775, 204556), (1100, 144119), (1364, 116225), (1550, 102278), (1705, 92980), (3100, 51139), (3410, 46490), (4649, 34100), (6820, 23245), (8525, 18596), (9298, 17050)]