66506240

素因数分解:

$2^9\times 5^1\times {\mathrm{83}}^1\times {\mathrm{313}}^1$

素因数の和:419

約数の個数: 80

約数和(自身を含む): 161895888

約数和(自身を除く): 95389648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 83, 128, 160, 166, 256, 313, 320, 332, 415, 512, 626, 640, 664, 830, 1252, 1280, 1328, 1565, 1660, 2504, 2560, 2656, 3130, 3320, 5008, 5312, 6260, 6640, 10016, 10624, 12520, 13280, 20032, 21248, 25040, 25979, 26560, 40064, 42496, 50080, 51958, 53120, 80128, 100160, 103916, 106240, 129895, 160256, 200320, 207832, 212480, 259790, 400640, 415664, 519580, 801280, 831328, 1039160, 1662656, 2078320, 3325312, 4156640, 6650624, 8313280, 13301248, 16626560, 33253120, 66506240]

約数ペア:

[(1, 66506240), (2, 33253120), (4, 16626560), (5, 13301248), (8, 8313280), (10, 6650624), (16, 4156640), (20, 3325312), (32, 2078320), (40, 1662656), (64, 1039160), (80, 831328), (83, 801280), (128, 519580), (160, 415664), (166, 400640), (256, 259790), (313, 212480), (320, 207832), (332, 200320), (415, 160256), (512, 129895), (626, 106240), (640, 103916), (664, 100160), (830, 80128), (1252, 53120), (1280, 51958), (1328, 50080), (1565, 42496), (1660, 40064), (2504, 26560), (2560, 25979), (2656, 25040), (3130, 21248), (3320, 20032), (5008, 13280), (5312, 12520), (6260, 10624), (6640, 10016)]