26638430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{401}}^1$

素因数の和:501

約数の個数: 64

約数和(自身を含む): 59971968

約数和(自身を除く): 33333538

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 73, 91, 130, 146, 182, 365, 401, 455, 511, 730, 802, 910, 949, 1022, 1898, 2005, 2555, 2807, 4010, 4745, 5110, 5213, 5614, 6643, 9490, 10426, 13286, 14035, 26065, 28070, 29273, 33215, 36491, 52130, 58546, 66430, 72982, 146365, 182455, 204911, 292730, 364910, 380549, 409822, 761098, 1024555, 1902745, 2049110, 2663843, 3805490, 5327686, 13319215, 26638430]

約数ペア:

[(1, 26638430), (2, 13319215), (5, 5327686), (7, 3805490), (10, 2663843), (13, 2049110), (14, 1902745), (26, 1024555), (35, 761098), (65, 409822), (70, 380549), (73, 364910), (91, 292730), (130, 204911), (146, 182455), (182, 146365), (365, 72982), (401, 66430), (455, 58546), (511, 52130), (730, 36491), (802, 33215), (910, 29273), (949, 28070), (1022, 26065), (1898, 14035), (2005, 13286), (2555, 10426), (2807, 9490), (4010, 6643), (4745, 5614), (5110, 5213)]