263670250

素因数分解:

$2^1\times 5^3\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:328

約数の個数: 64

約数和(自身を含む): 508540032

約数和(自身を除く): 244869782

約数列:

[1, 2, 5, 10, 25, 50, 83, 97, 125, 131, 166, 194, 250, 262, 415, 485, 655, 830, 970, 1310, 2075, 2425, 3275, 4150, 4850, 6550, 8051, 10375, 10873, 12125, 12707, 16102, 16375, 20750, 21746, 24250, 25414, 32750, 40255, 54365, 63535, 80510, 108730, 127070, 201275, 271825, 317675, 402550, 543650, 635350, 1006375, 1054681, 1359125, 1588375, 2012750, 2109362, 2718250, 3176750, 5273405, 10546810, 26367025, 52734050, 131835125, 263670250]

約数ペア:

[(1, 263670250), (2, 131835125), (5, 52734050), (10, 26367025), (25, 10546810), (50, 5273405), (83, 3176750), (97, 2718250), (125, 2109362), (131, 2012750), (166, 1588375), (194, 1359125), (250, 1054681), (262, 1006375), (415, 635350), (485, 543650), (655, 402550), (830, 317675), (970, 271825), (1310, 201275), (2075, 127070), (2425, 108730), (3275, 80510), (4150, 63535), (4850, 54365), (6550, 40255), (8051, 32750), (10375, 25414), (10873, 24250), (12125, 21746), (12707, 20750), (16102, 16375)]