87099460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:162

約数の個数: 144

約数和(自身を含む): 227985408

約数和(自身を除く): 140885948

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 47, 49, 61, 62, 70, 94, 98, 122, 124, 140, 155, 188, 196, 217, 235, 244, 245, 305, 310, 329, 427, 434, 470, 490, 610, 620, 658, 854, 868, 940, 980, 1085, 1220, 1316, 1457, 1519, 1645, 1708, 1891, 2135, 2170, 2303, 2867, 2914, 2989, 3038, 3290, 3782, 4270, 4340, 4606, 5734, 5828, 5978, 6076, 6580, 7285, 7564, 7595, 8540, 9212, 9455, 10199, 11468, 11515, 11956, 13237, 14335, 14570, 14945, 15190, 18910, 20069, 20398, 23030, 26474, 28670, 29140, 29890, 30380, 37820, 40138, 40796, 46060, 50995, 52948, 57340, 59780, 66185, 71393, 80276, 88877, 92659, 100345, 101990, 132370, 140483, 142786, 177754, 185318, 200690, 203980, 264740, 280966, 285572, 355508, 356965, 370636, 401380, 444385, 463295, 561932, 622139, 702415, 713930, 888770, 926590, 1244278, 1404830, 1427860, 1777540, 1853180, 2488556, 2809660, 3110695, 4354973, 6221390, 8709946, 12442780, 17419892, 21774865, 43549730, 87099460]

約数ペア:

[(1, 87099460), (2, 43549730), (4, 21774865), (5, 17419892), (7, 12442780), (10, 8709946), (14, 6221390), (20, 4354973), (28, 3110695), (31, 2809660), (35, 2488556), (47, 1853180), (49, 1777540), (61, 1427860), (62, 1404830), (70, 1244278), (94, 926590), (98, 888770), (122, 713930), (124, 702415), (140, 622139), (155, 561932), (188, 463295), (196, 444385), (217, 401380), (235, 370636), (244, 356965), (245, 355508), (305, 285572), (310, 280966), (329, 264740), (427, 203980), (434, 200690), (470, 185318), (490, 177754), (610, 142786), (620, 140483), (658, 132370), (854, 101990), (868, 100345), (940, 92659), (980, 88877), (1085, 80276), (1220, 71393), (1316, 66185), (1457, 59780), (1519, 57340), (1645, 52948), (1708, 50995), (1891, 46060), (2135, 40796), (2170, 40138), (2303, 37820), (2867, 30380), (2914, 29890), (2989, 29140), (3038, 28670), (3290, 26474), (3782, 23030), (4270, 20398), (4340, 20069), (4606, 18910), (5734, 15190), (5828, 14945), (5978, 14570), (6076, 14335), (6580, 13237), (7285, 11956), (7564, 11515), (7595, 11468), (8540, 10199), (9212, 9455)]