42767290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:247

約数の個数: 64

約数和(自身を含む): 85847040

約数和(自身を除く): 43079750

約数列:

[1, 2, 5, 10, 19, 31, 38, 53, 62, 95, 106, 137, 155, 190, 265, 274, 310, 530, 589, 685, 1007, 1178, 1370, 1643, 2014, 2603, 2945, 3286, 4247, 5035, 5206, 5890, 7261, 8215, 8494, 10070, 13015, 14522, 16430, 21235, 26030, 31217, 36305, 42470, 62434, 72610, 80693, 137959, 156085, 161386, 225091, 275918, 312170, 403465, 450182, 689795, 806930, 1125455, 1379590, 2250910, 4276729, 8553458, 21383645, 42767290]

約数ペア:

[(1, 42767290), (2, 21383645), (5, 8553458), (10, 4276729), (19, 2250910), (31, 1379590), (38, 1125455), (53, 806930), (62, 689795), (95, 450182), (106, 403465), (137, 312170), (155, 275918), (190, 225091), (265, 161386), (274, 156085), (310, 137959), (530, 80693), (589, 72610), (685, 62434), (1007, 42470), (1178, 36305), (1370, 31217), (1643, 26030), (2014, 21235), (2603, 16430), (2945, 14522), (3286, 13015), (4247, 10070), (5035, 8494), (5206, 8215), (5890, 7261)]