49781970

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2549}}^1$

素因数の和:2600

約数の個数: 96

約数和(自身を含む): 152755200

約数和(自身を除く): 102973230

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 31, 35, 42, 45, 62, 63, 70, 90, 93, 105, 126, 155, 186, 210, 217, 279, 310, 315, 434, 465, 558, 630, 651, 930, 1085, 1302, 1395, 1953, 2170, 2549, 2790, 3255, 3906, 5098, 6510, 7647, 9765, 12745, 15294, 17843, 19530, 22941, 25490, 35686, 38235, 45882, 53529, 76470, 79019, 89215, 107058, 114705, 158038, 160587, 178430, 229410, 237057, 267645, 321174, 395095, 474114, 535290, 553133, 711171, 790190, 802935, 1106266, 1185285, 1422342, 1605870, 1659399, 2370570, 2765665, 3318798, 3555855, 4978197, 5531330, 7111710, 8296995, 9956394, 16593990, 24890985, 49781970]

約数ペア:

[(1, 49781970), (2, 24890985), (3, 16593990), (5, 9956394), (6, 8296995), (7, 7111710), (9, 5531330), (10, 4978197), (14, 3555855), (15, 3318798), (18, 2765665), (21, 2370570), (30, 1659399), (31, 1605870), (35, 1422342), (42, 1185285), (45, 1106266), (62, 802935), (63, 790190), (70, 711171), (90, 553133), (93, 535290), (105, 474114), (126, 395095), (155, 321174), (186, 267645), (210, 237057), (217, 229410), (279, 178430), (310, 160587), (315, 158038), (434, 114705), (465, 107058), (558, 89215), (630, 79019), (651, 76470), (930, 53529), (1085, 45882), (1302, 38235), (1395, 35686), (1953, 25490), (2170, 22941), (2549, 19530), (2790, 17843), (3255, 15294), (3906, 12745), (5098, 9765), (6510, 7647)]