49555180

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1\times {\mathrm{269}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 106868160

約数和(自身を除く): 57312980

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 151, 244, 269, 302, 305, 538, 604, 610, 755, 1076, 1220, 1345, 1510, 2690, 3020, 5380, 9211, 16409, 18422, 32818, 36844, 40619, 46055, 65636, 81238, 82045, 92110, 162476, 164090, 184220, 203095, 328180, 406190, 812380, 2477759, 4955518, 9911036, 12388795, 24777590, 49555180]

約数ペア:

[(1, 49555180), (2, 24777590), (4, 12388795), (5, 9911036), (10, 4955518), (20, 2477759), (61, 812380), (122, 406190), (151, 328180), (244, 203095), (269, 184220), (302, 164090), (305, 162476), (538, 92110), (604, 82045), (610, 81238), (755, 65636), (1076, 46055), (1220, 40619), (1345, 36844), (1510, 32818), (2690, 18422), (3020, 16409), (5380, 9211)]