161853170

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1$

素因数の和:315

約数の個数: 64

約数和(自身を含む): 314136576

約数和(自身を除く): 152283406

約数列:

[1, 2, 5, 10, 31, 37, 62, 74, 103, 137, 155, 185, 206, 274, 310, 370, 515, 685, 1030, 1147, 1370, 2294, 3193, 3811, 4247, 5069, 5735, 6386, 7622, 8494, 10138, 11470, 14111, 15965, 19055, 21235, 25345, 28222, 31930, 38110, 42470, 50690, 70555, 118141, 141110, 157139, 236282, 314278, 437441, 522107, 590705, 785695, 874882, 1044214, 1181410, 1571390, 2187205, 2610535, 4374410, 5221070, 16185317, 32370634, 80926585, 161853170]

約数ペア:

[(1, 161853170), (2, 80926585), (5, 32370634), (10, 16185317), (31, 5221070), (37, 4374410), (62, 2610535), (74, 2187205), (103, 1571390), (137, 1181410), (155, 1044214), (185, 874882), (206, 785695), (274, 590705), (310, 522107), (370, 437441), (515, 314278), (685, 236282), (1030, 157139), (1147, 141110), (1370, 118141), (2294, 70555), (3193, 50690), (3811, 42470), (4247, 38110), (5069, 31930), (5735, 28222), (6386, 25345), (7622, 21235), (8494, 19055), (10138, 15965), (11470, 14111)]