26205160

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{433}}^1$

素因数の和:550

約数の個数: 64

約数和(自身を含む): 63277200

約数和(自身を除く): 37072040

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 89, 136, 170, 178, 340, 356, 433, 445, 680, 712, 866, 890, 1513, 1732, 1780, 2165, 3026, 3464, 3560, 4330, 6052, 7361, 7565, 8660, 12104, 14722, 15130, 17320, 29444, 30260, 36805, 38537, 58888, 60520, 73610, 77074, 147220, 154148, 192685, 294440, 308296, 385370, 655129, 770740, 1310258, 1541480, 2620516, 3275645, 5241032, 6551290, 13102580, 26205160]

約数ペア:

[(1, 26205160), (2, 13102580), (4, 6551290), (5, 5241032), (8, 3275645), (10, 2620516), (17, 1541480), (20, 1310258), (34, 770740), (40, 655129), (68, 385370), (85, 308296), (89, 294440), (136, 192685), (170, 154148), (178, 147220), (340, 77074), (356, 73610), (433, 60520), (445, 58888), (680, 38537), (712, 36805), (866, 30260), (890, 29444), (1513, 17320), (1732, 15130), (1780, 14722), (2165, 12104), (3026, 8660), (3464, 7565), (3560, 7361), (4330, 6052)]