79328800

素因数分解:

$2^5\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1$

素因数の和:363

約数の個数: 144

約数和(自身を含む): 216548640

約数和(自身を除く): 137219840

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 25, 32, 34, 38, 40, 50, 68, 76, 80, 85, 95, 100, 136, 152, 160, 170, 190, 200, 272, 304, 307, 323, 340, 380, 400, 425, 475, 544, 608, 614, 646, 680, 760, 800, 850, 950, 1228, 1292, 1360, 1520, 1535, 1615, 1700, 1900, 2456, 2584, 2720, 3040, 3070, 3230, 3400, 3800, 4912, 5168, 5219, 5833, 6140, 6460, 6800, 7600, 7675, 8075, 9824, 10336, 10438, 11666, 12280, 12920, 13600, 15200, 15350, 16150, 20876, 23332, 24560, 25840, 26095, 29165, 30700, 32300, 41752, 46664, 49120, 51680, 52190, 58330, 61400, 64600, 83504, 93328, 99161, 104380, 116660, 122800, 129200, 130475, 145825, 167008, 186656, 198322, 208760, 233320, 245600, 258400, 260950, 291650, 396644, 417520, 466640, 495805, 521900, 583300, 793288, 835040, 933280, 991610, 1043800, 1166600, 1586576, 1983220, 2087600, 2333200, 2479025, 3173152, 3966440, 4175200, 4666400, 4958050, 7932880, 9916100, 15865760, 19832200, 39664400, 79328800]

約数ペア:

[(1, 79328800), (2, 39664400), (4, 19832200), (5, 15865760), (8, 9916100), (10, 7932880), (16, 4958050), (17, 4666400), (19, 4175200), (20, 3966440), (25, 3173152), (32, 2479025), (34, 2333200), (38, 2087600), (40, 1983220), (50, 1586576), (68, 1166600), (76, 1043800), (80, 991610), (85, 933280), (95, 835040), (100, 793288), (136, 583300), (152, 521900), (160, 495805), (170, 466640), (190, 417520), (200, 396644), (272, 291650), (304, 260950), (307, 258400), (323, 245600), (340, 233320), (380, 208760), (400, 198322), (425, 186656), (475, 167008), (544, 145825), (608, 130475), (614, 129200), (646, 122800), (680, 116660), (760, 104380), (800, 99161), (850, 93328), (950, 83504), (1228, 64600), (1292, 61400), (1360, 58330), (1520, 52190), (1535, 51680), (1615, 49120), (1700, 46664), (1900, 41752), (2456, 32300), (2584, 30700), (2720, 29165), (3040, 26095), (3070, 25840), (3230, 24560), (3400, 23332), (3800, 20876), (4912, 16150), (5168, 15350), (5219, 15200), (5833, 13600), (6140, 12920), (6460, 12280), (6800, 11666), (7600, 10438), (7675, 10336), (8075, 9824)]