8373040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:206

約数の個数: 80

約数和(自身を含む): 21436128

約数和(自身を除く): 13063088

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 83, 97, 104, 130, 166, 194, 208, 260, 332, 388, 415, 485, 520, 664, 776, 830, 970, 1040, 1079, 1261, 1328, 1552, 1660, 1940, 2158, 2522, 3320, 3880, 4316, 5044, 5395, 6305, 6640, 7760, 8051, 8632, 10088, 10790, 12610, 16102, 17264, 20176, 21580, 25220, 32204, 40255, 43160, 50440, 64408, 80510, 86320, 100880, 104663, 128816, 161020, 209326, 322040, 418652, 523315, 644080, 837304, 1046630, 1674608, 2093260, 4186520, 8373040]

約数ペア:

[(1, 8373040), (2, 4186520), (4, 2093260), (5, 1674608), (8, 1046630), (10, 837304), (13, 644080), (16, 523315), (20, 418652), (26, 322040), (40, 209326), (52, 161020), (65, 128816), (80, 104663), (83, 100880), (97, 86320), (104, 80510), (130, 64408), (166, 50440), (194, 43160), (208, 40255), (260, 32204), (332, 25220), (388, 21580), (415, 20176), (485, 17264), (520, 16102), (664, 12610), (776, 10790), (830, 10088), (970, 8632), (1040, 8051), (1079, 7760), (1261, 6640), (1328, 6305), (1552, 5395), (1660, 5044), (1940, 4316), (2158, 3880), (2522, 3320)]