28971950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:162

約数の個数: 96

約数和(自身を含む): 66424320

約数和(自身を除く): 37452370

約数列:

[1, 2, 5, 7, 10, 14, 23, 25, 35, 46, 50, 59, 61, 70, 115, 118, 122, 161, 175, 230, 295, 305, 322, 350, 413, 427, 575, 590, 610, 805, 826, 854, 1150, 1357, 1403, 1475, 1525, 1610, 2065, 2135, 2714, 2806, 2950, 3050, 3599, 4025, 4130, 4270, 6785, 7015, 7198, 8050, 9499, 9821, 10325, 10675, 13570, 14030, 17995, 18998, 19642, 20650, 21350, 25193, 33925, 35075, 35990, 47495, 49105, 50386, 67850, 70150, 82777, 89975, 94990, 98210, 125965, 165554, 179950, 237475, 245525, 251930, 413885, 474950, 491050, 579439, 629825, 827770, 1158878, 1259650, 2069425, 2897195, 4138850, 5794390, 14485975, 28971950]

約数ペア:

[(1, 28971950), (2, 14485975), (5, 5794390), (7, 4138850), (10, 2897195), (14, 2069425), (23, 1259650), (25, 1158878), (35, 827770), (46, 629825), (50, 579439), (59, 491050), (61, 474950), (70, 413885), (115, 251930), (118, 245525), (122, 237475), (161, 179950), (175, 165554), (230, 125965), (295, 98210), (305, 94990), (322, 89975), (350, 82777), (413, 70150), (427, 67850), (575, 50386), (590, 49105), (610, 47495), (805, 35990), (826, 35075), (854, 33925), (1150, 25193), (1357, 21350), (1403, 20650), (1475, 19642), (1525, 18998), (1610, 17995), (2065, 14030), (2135, 13570), (2714, 10675), (2806, 10325), (2950, 9821), (3050, 9499), (3599, 8050), (4025, 7198), (4130, 7015), (4270, 6785)]