2015989300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{81619}}^1$

素因数の和:81665

約数の個数: 72

約数和(自身を含む): 4959231200

約数和(自身を除く): 2943241900

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 25, 26, 38, 50, 52, 65, 76, 95, 100, 130, 190, 247, 260, 325, 380, 475, 494, 650, 950, 988, 1235, 1300, 1900, 2470, 4940, 6175, 12350, 24700, 81619, 163238, 326476, 408095, 816190, 1061047, 1550761, 1632380, 2040475, 2122094, 3101522, 4080950, 4244188, 5305235, 6203044, 7753805, 8161900, 10610470, 15507610, 20159893, 21220940, 26526175, 31015220, 38769025, 40319786, 53052350, 77538050, 80639572, 100799465, 106104700, 155076100, 201598930, 403197860, 503997325, 1007994650, 2015989300]

約数ペア:

[(1, 2015989300), (2, 1007994650), (4, 503997325), (5, 403197860), (10, 201598930), (13, 155076100), (19, 106104700), (20, 100799465), (25, 80639572), (26, 77538050), (38, 53052350), (50, 40319786), (52, 38769025), (65, 31015220), (76, 26526175), (95, 21220940), (100, 20159893), (130, 15507610), (190, 10610470), (247, 8161900), (260, 7753805), (325, 6203044), (380, 5305235), (475, 4244188), (494, 4080950), (650, 3101522), (950, 2122094), (988, 2040475), (1235, 1632380), (1300, 1550761), (1900, 1061047), (2470, 816190), (4940, 408095), (6175, 326476), (12350, 163238), (24700, 81619)]