25072640

素因数分解:

$2^{10}\times 5^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1$

素因数の和:167

約数の個数: 88

約数和(自身を含む): 61901280

約数和(自身を除く): 36828640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 64, 80, 83, 118, 128, 160, 166, 236, 256, 295, 320, 332, 415, 472, 512, 590, 640, 664, 830, 944, 1024, 1180, 1280, 1328, 1660, 1888, 2360, 2560, 2656, 3320, 3776, 4720, 4897, 5120, 5312, 6640, 7552, 9440, 9794, 10624, 13280, 15104, 18880, 19588, 21248, 24485, 26560, 30208, 37760, 39176, 42496, 48970, 53120, 60416, 75520, 78352, 84992, 97940, 106240, 151040, 156704, 195880, 212480, 302080, 313408, 391760, 424960, 626816, 783520, 1253632, 1567040, 2507264, 3134080, 5014528, 6268160, 12536320, 25072640]

約数ペア:

[(1, 25072640), (2, 12536320), (4, 6268160), (5, 5014528), (8, 3134080), (10, 2507264), (16, 1567040), (20, 1253632), (32, 783520), (40, 626816), (59, 424960), (64, 391760), (80, 313408), (83, 302080), (118, 212480), (128, 195880), (160, 156704), (166, 151040), (236, 106240), (256, 97940), (295, 84992), (320, 78352), (332, 75520), (415, 60416), (472, 53120), (512, 48970), (590, 42496), (640, 39176), (664, 37760), (830, 30208), (944, 26560), (1024, 24485), (1180, 21248), (1280, 19588), (1328, 18880), (1660, 15104), (1888, 13280), (2360, 10624), (2560, 9794), (2656, 9440), (3320, 7552), (3776, 6640), (4720, 5312), (4897, 5120)]