74640345

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1$

素因数の和:314

約数の個数: 64

約数和(自身を含む): 135717120

約数和(自身を除く): 61076775

約数列:

[1, 3, 5, 13, 15, 29, 39, 65, 67, 87, 145, 195, 197, 201, 335, 377, 435, 591, 871, 985, 1005, 1131, 1885, 1943, 2561, 2613, 2955, 4355, 5655, 5713, 5829, 7683, 9715, 12805, 13065, 13199, 17139, 25259, 28565, 29145, 38415, 39597, 65995, 74269, 75777, 85695, 126295, 171587, 197985, 222807, 371345, 378885, 382771, 514761, 857935, 1114035, 1148313, 1913855, 2573805, 4976023, 5741565, 14928069, 24880115, 74640345]

約数ペア:

[(1, 74640345), (3, 24880115), (5, 14928069), (13, 5741565), (15, 4976023), (29, 2573805), (39, 1913855), (65, 1148313), (67, 1114035), (87, 857935), (145, 514761), (195, 382771), (197, 378885), (201, 371345), (335, 222807), (377, 197985), (435, 171587), (591, 126295), (871, 85695), (985, 75777), (1005, 74269), (1131, 65995), (1885, 39597), (1943, 38415), (2561, 29145), (2613, 28565), (2955, 25259), (4355, 17139), (5655, 13199), (5713, 13065), (5829, 12805), (7683, 9715)]