172658000

素因数分解:

$2^4\times 5^3\times {\mathrm{131}}^1\times {\mathrm{659}}^1$

素因数の和:813

約数の個数: 80

約数和(自身を含む): 421312320

約数和(自身を除く): 248654320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 131, 200, 250, 262, 400, 500, 524, 655, 659, 1000, 1048, 1310, 1318, 2000, 2096, 2620, 2636, 3275, 3295, 5240, 5272, 6550, 6590, 10480, 10544, 13100, 13180, 16375, 16475, 26200, 26360, 32750, 32950, 52400, 52720, 65500, 65900, 82375, 86329, 131000, 131800, 164750, 172658, 262000, 263600, 329500, 345316, 431645, 659000, 690632, 863290, 1318000, 1381264, 1726580, 2158225, 3453160, 4316450, 6906320, 8632900, 10791125, 17265800, 21582250, 34531600, 43164500, 86329000, 172658000]

約数ペア:

[(1, 172658000), (2, 86329000), (4, 43164500), (5, 34531600), (8, 21582250), (10, 17265800), (16, 10791125), (20, 8632900), (25, 6906320), (40, 4316450), (50, 3453160), (80, 2158225), (100, 1726580), (125, 1381264), (131, 1318000), (200, 863290), (250, 690632), (262, 659000), (400, 431645), (500, 345316), (524, 329500), (655, 263600), (659, 262000), (1000, 172658), (1048, 164750), (1310, 131800), (1318, 131000), (2000, 86329), (2096, 82375), (2620, 65900), (2636, 65500), (3275, 52720), (3295, 52400), (5240, 32950), (5272, 32750), (6550, 26360), (6590, 26200), (10480, 16475), (10544, 16375), (13100, 13180)]