90102178

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{167}}^1\times {\mathrm{317}}^1$

素因数の和:546

約数の個数: 32

約数和(自身を含む): 146168064

約数和(自身を除く): 56065886

約数列:

[1, 2, 23, 37, 46, 74, 167, 317, 334, 634, 851, 1702, 3841, 6179, 7291, 7682, 11729, 12358, 14582, 23458, 52939, 105878, 142117, 269767, 284234, 539534, 1217597, 1958743, 2435194, 3917486, 45051089, 90102178]

約数ペア:

[(1, 90102178), (2, 45051089), (23, 3917486), (37, 2435194), (46, 1958743), (74, 1217597), (167, 539534), (317, 284234), (334, 269767), (634, 142117), (851, 105878), (1702, 52939), (3841, 23458), (6179, 14582), (7291, 12358), (7682, 11729)]