81136300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3739}}^1$

素因数の和:3791

約数の個数: 72

約数和(自身を含む): 207764480

約数和(自身を除く): 126628180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 50, 62, 70, 100, 124, 140, 155, 175, 217, 310, 350, 434, 620, 700, 775, 868, 1085, 1550, 2170, 3100, 3739, 4340, 5425, 7478, 10850, 14956, 18695, 21700, 26173, 37390, 52346, 74780, 93475, 104692, 115909, 130865, 186950, 231818, 261730, 373900, 463636, 523460, 579545, 654325, 811363, 1159090, 1308650, 1622726, 2318180, 2617300, 2897725, 3245452, 4056815, 5795450, 8113630, 11590900, 16227260, 20284075, 40568150, 81136300]

約数ペア:

[(1, 81136300), (2, 40568150), (4, 20284075), (5, 16227260), (7, 11590900), (10, 8113630), (14, 5795450), (20, 4056815), (25, 3245452), (28, 2897725), (31, 2617300), (35, 2318180), (50, 1622726), (62, 1308650), (70, 1159090), (100, 811363), (124, 654325), (140, 579545), (155, 523460), (175, 463636), (217, 373900), (310, 261730), (350, 231818), (434, 186950), (620, 130865), (700, 115909), (775, 104692), (868, 93475), (1085, 74780), (1550, 52346), (2170, 37390), (3100, 26173), (3739, 21700), (4340, 18695), (5425, 14956), (7478, 10850)]