1728558910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{173}}^1\times {\mathrm{509}}^1$

素因数の和:853

約数の個数: 64

約数和(自身を含む): 3399096960

約数和(自身を除く): 1670538050

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 151, 173, 302, 346, 509, 755, 865, 1018, 1510, 1730, 1963, 2249, 2545, 3926, 4498, 5090, 6617, 9815, 11245, 13234, 19630, 22490, 26123, 33085, 52246, 66170, 76859, 88057, 130615, 153718, 176114, 261230, 339599, 384295, 440285, 679198, 768590, 880570, 999167, 1144741, 1697995, 1998334, 2289482, 3395990, 4995835, 5723705, 9991670, 11447410, 13296607, 26593214, 66483035, 132966070, 172855891, 345711782, 864279455, 1728558910]

約数ペア:

[(1, 1728558910), (2, 864279455), (5, 345711782), (10, 172855891), (13, 132966070), (26, 66483035), (65, 26593214), (130, 13296607), (151, 11447410), (173, 9991670), (302, 5723705), (346, 4995835), (509, 3395990), (755, 2289482), (865, 1998334), (1018, 1697995), (1510, 1144741), (1730, 999167), (1963, 880570), (2249, 768590), (2545, 679198), (3926, 440285), (4498, 384295), (5090, 339599), (6617, 261230), (9815, 176114), (11245, 153718), (13234, 130615), (19630, 88057), (22490, 76859), (26123, 66170), (33085, 52246)]