51828280

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{853}}^1$

素因数の和:909

約数の個数: 96

約数和(自身を含む): 140192640

約数和(自身を除く): 88364360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 49, 56, 62, 70, 98, 124, 140, 155, 196, 217, 245, 248, 280, 310, 392, 434, 490, 620, 853, 868, 980, 1085, 1240, 1519, 1706, 1736, 1960, 2170, 3038, 3412, 4265, 4340, 5971, 6076, 6824, 7595, 8530, 8680, 11942, 12152, 15190, 17060, 23884, 26443, 29855, 30380, 34120, 41797, 47768, 52886, 59710, 60760, 83594, 105772, 119420, 132215, 167188, 185101, 208985, 211544, 238840, 264430, 334376, 370202, 417970, 528860, 740404, 835940, 925505, 1057720, 1295707, 1480808, 1671880, 1851010, 2591414, 3702020, 5182828, 6478535, 7404040, 10365656, 12957070, 25914140, 51828280]

約数ペア:

[(1, 51828280), (2, 25914140), (4, 12957070), (5, 10365656), (7, 7404040), (8, 6478535), (10, 5182828), (14, 3702020), (20, 2591414), (28, 1851010), (31, 1671880), (35, 1480808), (40, 1295707), (49, 1057720), (56, 925505), (62, 835940), (70, 740404), (98, 528860), (124, 417970), (140, 370202), (155, 334376), (196, 264430), (217, 238840), (245, 211544), (248, 208985), (280, 185101), (310, 167188), (392, 132215), (434, 119420), (490, 105772), (620, 83594), (853, 60760), (868, 59710), (980, 52886), (1085, 47768), (1240, 41797), (1519, 34120), (1706, 30380), (1736, 29855), (1960, 26443), (2170, 23884), (3038, 17060), (3412, 15190), (4265, 12152), (4340, 11942), (5971, 8680), (6076, 8530), (6824, 7595)]