68204110

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{521}}^1$

素因数の和:613

約数の個数: 64

約数和(自身を含む): 142067520

約数和(自身を除く): 73863410

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 53, 65, 95, 106, 130, 190, 247, 265, 494, 521, 530, 689, 1007, 1042, 1235, 1378, 2014, 2470, 2605, 3445, 5035, 5210, 6773, 6890, 9899, 10070, 13091, 13546, 19798, 26182, 27613, 33865, 49495, 55226, 65455, 67730, 98990, 128687, 130910, 138065, 257374, 276130, 358969, 524647, 643435, 717938, 1049294, 1286870, 1794845, 2623235, 3589690, 5246470, 6820411, 13640822, 34102055, 68204110]

約数ペア:

[(1, 68204110), (2, 34102055), (5, 13640822), (10, 6820411), (13, 5246470), (19, 3589690), (26, 2623235), (38, 1794845), (53, 1286870), (65, 1049294), (95, 717938), (106, 643435), (130, 524647), (190, 358969), (247, 276130), (265, 257374), (494, 138065), (521, 130910), (530, 128687), (689, 98990), (1007, 67730), (1042, 65455), (1235, 55226), (1378, 49495), (2014, 33865), (2470, 27613), (2605, 26182), (3445, 19798), (5035, 13546), (5210, 13091), (6773, 10070), (6890, 9899)]