97021220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1949}}^1$

素因数の和:2108

約数の個数: 48

約数和(自身を含む): 216216000

約数和(自身を除く): 119194780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 131, 190, 262, 380, 524, 655, 1310, 1949, 2489, 2620, 3898, 4978, 7796, 9745, 9956, 12445, 19490, 24890, 37031, 38980, 49780, 74062, 148124, 185155, 255319, 370310, 510638, 740620, 1021276, 1276595, 2553190, 4851061, 5106380, 9702122, 19404244, 24255305, 48510610, 97021220]

約数ペア:

[(1, 97021220), (2, 48510610), (4, 24255305), (5, 19404244), (10, 9702122), (19, 5106380), (20, 4851061), (38, 2553190), (76, 1276595), (95, 1021276), (131, 740620), (190, 510638), (262, 370310), (380, 255319), (524, 185155), (655, 148124), (1310, 74062), (1949, 49780), (2489, 38980), (2620, 37031), (3898, 24890), (4978, 19490), (7796, 12445), (9745, 9956)]