83172280

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{383}}^1$

素因数の和:544

約数の個数: 64

約数和(自身を含む): 192844800

約数和(自身を除く): 109672520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 89, 122, 178, 244, 305, 356, 383, 445, 488, 610, 712, 766, 890, 1220, 1532, 1780, 1915, 2440, 3064, 3560, 3830, 5429, 7660, 10858, 15320, 21716, 23363, 27145, 34087, 43432, 46726, 54290, 68174, 93452, 108580, 116815, 136348, 170435, 186904, 217160, 233630, 272696, 340870, 467260, 681740, 934520, 1363480, 2079307, 4158614, 8317228, 10396535, 16634456, 20793070, 41586140, 83172280]

約数ペア:

[(1, 83172280), (2, 41586140), (4, 20793070), (5, 16634456), (8, 10396535), (10, 8317228), (20, 4158614), (40, 2079307), (61, 1363480), (89, 934520), (122, 681740), (178, 467260), (244, 340870), (305, 272696), (356, 233630), (383, 217160), (445, 186904), (488, 170435), (610, 136348), (712, 116815), (766, 108580), (890, 93452), (1220, 68174), (1532, 54290), (1780, 46726), (1915, 43432), (2440, 34087), (3064, 27145), (3560, 23363), (3830, 21716), (5429, 15320), (7660, 10858)]