7780914070

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{211}}^1\times {\mathrm{449}}^1$

素因数の和:901

約数の個数: 64

約数和(自身を含む): 14506905600

約数和(自身を除く): 6725991530

約数列:

[1, 2, 5, 10, 43, 86, 191, 211, 215, 382, 422, 430, 449, 898, 955, 1055, 1910, 2110, 2245, 4490, 8213, 9073, 16426, 18146, 19307, 38614, 40301, 41065, 45365, 80602, 82130, 85759, 90730, 94739, 96535, 171518, 189478, 193070, 201505, 403010, 428795, 473695, 857590, 947390, 1732943, 3465886, 3687637, 4073777, 7375274, 8147554, 8664715, 17329430, 18095149, 18438185, 20368885, 36190298, 36876370, 40737770, 90475745, 180951490, 778091407, 1556182814, 3890457035, 7780914070]

約数ペア:

[(1, 7780914070), (2, 3890457035), (5, 1556182814), (10, 778091407), (43, 180951490), (86, 90475745), (191, 40737770), (211, 36876370), (215, 36190298), (382, 20368885), (422, 18438185), (430, 18095149), (449, 17329430), (898, 8664715), (955, 8147554), (1055, 7375274), (1910, 4073777), (2110, 3687637), (2245, 3465886), (4490, 1732943), (8213, 947390), (9073, 857590), (16426, 473695), (18146, 428795), (19307, 403010), (38614, 201505), (40301, 193070), (41065, 189478), (45365, 171518), (80602, 96535), (82130, 94739), (85759, 90730)]