726744980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{41719}}^1$

素因数の和:41808

約数の個数: 48

約数和(自身を含む): 1668132480

約数和(自身を除く): 941387500

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 67, 130, 134, 260, 268, 335, 670, 871, 1340, 1742, 3484, 4355, 8710, 17420, 41719, 83438, 166876, 208595, 417190, 542347, 834380, 1084694, 2169388, 2711735, 2795173, 5423470, 5590346, 10846940, 11180692, 13975865, 27951730, 36337249, 55903460, 72674498, 145348996, 181686245, 363372490, 726744980]

約数ペア:

[(1, 726744980), (2, 363372490), (4, 181686245), (5, 145348996), (10, 72674498), (13, 55903460), (20, 36337249), (26, 27951730), (52, 13975865), (65, 11180692), (67, 10846940), (130, 5590346), (134, 5423470), (260, 2795173), (268, 2711735), (335, 2169388), (670, 1084694), (871, 834380), (1340, 542347), (1742, 417190), (3484, 208595), (4355, 166876), (8710, 83438), (17420, 41719)]