40806400300

素因数分解:

$2^2\times 5^2\times {\mathrm{251}}^1\times {\mathrm{659}}^1\times {\mathrm{2467}}^1$

素因数の和:3391

約数の個数: 72

約数和(自身を含む): 89073673920

約数和(自身を除く): 48267273620

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 251, 502, 659, 1004, 1255, 1318, 2467, 2510, 2636, 3295, 4934, 5020, 6275, 6590, 9868, 12335, 12550, 13180, 16475, 24670, 25100, 32950, 49340, 61675, 65900, 123350, 165409, 246700, 330818, 619217, 661636, 827045, 1238434, 1625753, 1654090, 2476868, 3096085, 3251506, 3308180, 4135225, 6192170, 6503012, 8128765, 8270450, 12384340, 15480425, 16257530, 16540900, 30960850, 32515060, 40643825, 61921700, 81287650, 162575300, 408064003, 816128006, 1632256012, 2040320015, 4080640030, 8161280060, 10201600075, 20403200150, 40806400300]

約数ペア:

[(1, 40806400300), (2, 20403200150), (4, 10201600075), (5, 8161280060), (10, 4080640030), (20, 2040320015), (25, 1632256012), (50, 816128006), (100, 408064003), (251, 162575300), (502, 81287650), (659, 61921700), (1004, 40643825), (1255, 32515060), (1318, 30960850), (2467, 16540900), (2510, 16257530), (2636, 15480425), (3295, 12384340), (4934, 8270450), (5020, 8128765), (6275, 6503012), (6590, 6192170), (9868, 4135225), (12335, 3308180), (12550, 3251506), (13180, 3096085), (16475, 2476868), (24670, 1654090), (25100, 1625753), (32950, 1238434), (49340, 827045), (61675, 661636), (65900, 619217), (123350, 330818), (165409, 246700)]